Pre-Algebra Student Edition
1st Edition
ISBN: 9780078957734
Author: Glencoe/McGraw-Hill
Publisher: MCG
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Question
Chapter 6, Problem 18QC
To determine
To solve: The given equation
Expert Solution & Answer
Answer to Problem 18QC
The value of n is 6 .
Explanation of Solution
Given information:
The equation is
Concept used: To get n alone, each side of the equation is divided by 7 and to check the solution, this value of n is put in given equation, so that the left side is equal to right side.
Calculation:
On dividing each side by 7,
Check:
On plug in
Right side
So, value of n is correct.
Thus, required value of n is 6.
Chapter 6 Solutions
Pre-Algebra Student Edition
Ch. 6.1 - Prob. 1GPCh. 6.1 - Prob. 2GPCh. 6.1 - Prob. 3GPCh. 6.1 - Prob. 1CYUCh. 6.1 - Prob. 2CYUCh. 6.1 - Prob. 3CYUCh. 6.1 - Prob. 4CYUCh. 6.1 - Prob. 5CYUCh. 6.1 - Prob. 6CYUCh. 6.1 - Prob. 7CYU
Ch. 6.1 - Prob. 8CYUCh. 6.1 - Prob. 9CYUCh. 6.1 - Prob. 10PPSCh. 6.1 - Prob. 11PPSCh. 6.1 - Prob. 12PPSCh. 6.1 - Prob. 13PPSCh. 6.1 - Prob. 14PPSCh. 6.1 - Prob. 15PPSCh. 6.1 - Prob. 16PPSCh. 6.1 - Prob. 17PPSCh. 6.1 - Prob. 18PPSCh. 6.1 - Prob. 19PPSCh. 6.1 - Prob. 20PPSCh. 6.1 - Prob. 21PPSCh. 6.1 - Prob. 22PPSCh. 6.1 - Prob. 23PPSCh. 6.1 - Prob. 24PPSCh. 6.1 - Prob. 25PPSCh. 6.1 - Prob. 26PPSCh. 6.1 - Prob. 27PPSCh. 6.1 - Prob. 28PPSCh. 6.1 - Prob. 29PPSCh. 6.1 - Prob. 30PPSCh. 6.1 - Prob. 31PPSCh. 6.1 - Prob. 32PPSCh. 6.1 - Prob. 33HPCh. 6.1 - Prob. 34HPCh. 6.1 - Prob. 35HPCh. 6.1 - Prob. 36HPCh. 6.1 - Prob. 37HPCh. 6.1 - Prob. 38HPCh. 6.1 - Prob. 39STPCh. 6.1 - Prob. 40STPCh. 6.1 - Prob. 41STPCh. 6.1 - Prob. 42STPCh. 6.1 - Prob. 43SRCh. 6.1 - Prob. 44SRCh. 6.1 - Prob. 45SRCh. 6.1 - Prob. 46SRCh. 6.1 - Prob. 47SRCh. 6.1 - Prob. 48SRCh. 6.1 - Prob. 49SRCh. 6.1 - Prob. 50SRCh. 6.1 - Prob. 51SRCh. 6.1 - Prob. 52SRCh. 6.1 - Prob. 53SRCh. 6.1 - Prob. 54SRCh. 6.1 - Prob. 55SRCh. 6.1 - Prob. 56SRCh. 6.1 - Prob. 57SCh. 6.1 - Prob. 58SCh. 6.1 - Prob. 59SCh. 6.1 - Prob. 60SCh. 6.2 - Prob. 1AGPCh. 6.2 - Prob. 1BGPCh. 6.2 - Prob. 2GPCh. 6.2 - Prob. 3GPCh. 6.2 - Prob. 1CYUCh. 6.2 - Prob. 2CYUCh. 6.2 - Prob. 3CYUCh. 6.2 - Prob. 4CYUCh. 6.2 - Prob. 5CYUCh. 6.2 - Prob. 6CYUCh. 6.2 - Prob. 7CYUCh. 6.2 - Prob. 8CYUCh. 6.2 - Prob. 9PPSCh. 6.2 - Prob. 10PPSCh. 6.2 - Prob. 11PPSCh. 6.2 - Prob. 12PPSCh. 6.2 - Prob. 13PPSCh. 6.2 - Prob. 14PPSCh. 6.2 - Prob. 15PPSCh. 6.2 - Prob. 16PPSCh. 6.2 - Prob. 17PPSCh. 6.2 - Prob. 18PPSCh. 6.2 - Prob. 19PPSCh. 6.2 - Prob. 20PPSCh. 6.2 - Prob. 21PPSCh. 6.2 - Prob. 22PPSCh. 6.2 - Prob. 23PPSCh. 6.2 - Prob. 24PPSCh. 6.2 - Prob. 25PPSCh. 6.2 - Prob. 26HPCh. 6.2 - Prob. 27HPCh. 6.2 - Prob. 28HPCh. 6.2 - Prob. 29HPCh. 6.2 - Prob. 30HPCh. 6.2 - Prob. 31STPCh. 6.2 - Prob. 32STPCh. 6.2 - Prob. 33STPCh. 6.2 - Prob. 34STPCh. 6.2 - Prob. 35SRCh. 6.2 - Prob. 36SRCh. 6.2 - Prob. 37SRCh. 6.2 - Prob. 38SRCh. 6.2 - Prob. 39SRCh. 6.2 - Prob. 40SRCh. 6.2 - Prob. 41SRCh. 6.2 - Prob. 42SCh. 6.2 - Prob. 43SCh. 6.2 - Prob. 44SCh. 6.2 - Prob. 45SCh. 6.2 - Prob. 46SCh. 6.2 - Prob. 47SCh. 6.3 - Prob. 1GPCh. 6.3 - Prob. 2GPCh. 6.3 - Prob. 3AGPCh. 6.3 - Prob. 3BGPCh. 6.3 - Prob. 3CGPCh. 6.3 - Prob. 4GPCh. 6.3 - Prob. 1CYUCh. 6.3 - Prob. 2CYUCh. 6.3 - Prob. 3CYUCh. 6.3 - Prob. 4CYUCh. 6.3 - Prob. 5CYUCh. 6.3 - Prob. 6CYUCh. 6.3 - Prob. 7CYUCh. 6.3 - Prob. 8CYUCh. 6.3 - Prob. 9CYUCh. 6.3 - Prob. 10PPSCh. 6.3 - Prob. 11PPSCh. 6.3 - Prob. 12PPSCh. 6.3 - Prob. 13PPSCh. 6.3 - Prob. 14PPSCh. 6.3 - Prob. 15PPSCh. 6.3 - Prob. 16PPSCh. 6.3 - Prob. 17PPSCh. 6.3 - Prob. 18PPSCh. 6.3 - Prob. 19PPSCh. 6.3 - Prob. 20PPSCh. 6.3 - Prob. 21PPSCh. 6.3 - Prob. 22PPSCh. 6.3 - Prob. 23PPSCh. 6.3 - Prob. 24PPSCh. 6.3 - Prob. 25PPSCh. 6.3 - Prob. 26PPSCh. 6.3 - Prob. 27PPSCh. 6.3 - Prob. 28PPSCh. 6.3 - Prob. 29PPSCh. 6.3 - Prob. 30PPSCh. 6.3 - Prob. 31PPSCh. 6.3 - Prob. 32PPSCh. 6.3 - Prob. 33PPSCh. 6.3 - Prob. 34PPSCh. 6.3 - Prob. 35PPSCh. 6.3 - Prob. 36PPSCh. 6.3 - Prob. 37PPSCh. 6.3 - Prob. 38PPSCh. 6.3 - Prob. 39PPSCh. 6.3 - Prob. 40PPSCh. 6.3 - Prob. 41PPSCh. 6.3 - Prob. 42PPSCh. 6.3 - Prob. 43PPSCh. 6.3 - Prob. 44PPSCh. 6.3 - Prob. 45HPCh. 6.3 - Prob. 46HPCh. 6.3 - Prob. 47HPCh. 6.3 - Prob. 48HPCh. 6.3 - Prob. 49HPCh. 6.3 - Prob. 50HPCh. 6.3 - Prob. 51STPCh. 6.3 - Prob. 52STPCh. 6.3 - Prob. 53STPCh. 6.3 - Prob. 54STPCh. 6.3 - Prob. 55SRCh. 6.3 - Prob. 56SRCh. 6.3 - Prob. 57SRCh. 6.3 - Prob. 58SRCh. 6.3 - Prob. 59SRCh. 6.3 - Prob. 60SRCh. 6.3 - Prob. 61SRCh. 6.3 - Prob. 62SRCh. 6.3 - Prob. 63SRCh. 6.3 - Prob. 64SRCh. 6.3 - Prob. 65SRCh. 6.3 - Prob. 66SRCh. 6.3 - Prob. 67SRCh. 6.3 - Prob. 68SRCh. 6.3 - Prob. 69SRCh. 6.3 - Prob. 70SRCh. 6.3 - Prob. 71SCh. 6.3 - Prob. 72SCh. 6.3 - Prob. 73SCh. 6.3 - Prob. 74SCh. 6.4 - Prob. 1GPCh. 6.4 - Prob. 2GPCh. 6.4 - Prob. 3GPCh. 6.4 - Prob. 1CYUCh. 6.4 - Prob. 2CYUCh. 6.4 - Prob. 3CYUCh. 6.4 - Prob. 4PPSCh. 6.4 - Prob. 5PPSCh. 6.4 - Prob. 6PPSCh. 6.4 - Prob. 7PPSCh. 6.4 - Prob. 8PPSCh. 6.4 - Prob. 9PPSCh. 6.4 - Prob. 10PPSCh. 6.4 - Prob. 11PPSCh. 6.4 - Prob. 12PPSCh. 6.4 - Prob. 13PPSCh. 6.4 - Prob. 14PPSCh. 6.4 - Prob. 15PPSCh. 6.4 - Prob. 16PPSCh. 6.4 - Prob. 17HPCh. 6.4 - Prob. 18HPCh. 6.4 - Prob. 19HPCh. 6.4 - Prob. 20HPCh. 6.4 - Prob. 21STPCh. 6.4 - Prob. 22STPCh. 6.4 - Prob. 23STPCh. 6.4 - Prob. 24STPCh. 6.4 - Prob. 25SRCh. 6.4 - Prob. 26SRCh. 6.4 - Prob. 27SRCh. 6.4 - Prob. 28SRCh. 6.4 - Prob. 29SRCh. 6.4 - Prob. 30SRCh. 6.4 - Prob. 31SRCh. 6.4 - Prob. 32SRCh. 6.4 - Prob. 33SRCh. 6.4 - Prob. 34SRCh. 6.4 - Prob. 35SCh. 6.4 - Prob. 36SCh. 6.4 - Prob. 37SCh. 6.4 - Prob. 38SCh. 6.4 - Prob. 39SCh. 6.4 - Prob. 40SCh. 6.5 - Prob. 1AGPCh. 6.5 - Prob. 1BGPCh. 6.5 - Prob. 1CGPCh. 6.5 - Prob. 1DGPCh. 6.5 - Prob. 2GPCh. 6.5 - Prob. 3AGPCh. 6.5 - Prob. 3BGPCh. 6.5 - Prob. 1CYUCh. 6.5 - Prob. 2CYUCh. 6.5 - Prob. 3CYUCh. 6.5 - Prob. 4CYUCh. 6.5 - Prob. 5CYUCh. 6.5 - Prob. 6CYUCh. 6.5 - Prob. 7CYUCh. 6.5 - Prob. 8CYUCh. 6.5 - Prob. 9PPSCh. 6.5 - Prob. 10PPSCh. 6.5 - Prob. 11PPSCh. 6.5 - Prob. 12PPSCh. 6.5 - Prob. 13PPSCh. 6.5 - Prob. 14PPSCh. 6.5 - Prob. 15PPSCh. 6.5 - Prob. 16PPSCh. 6.5 - Prob. 17PPSCh. 6.5 - Prob. 18PPSCh. 6.5 - Prob. 19PPSCh. 6.5 - Prob. 20PPSCh. 6.5 - Prob. 21PPSCh. 6.5 - Prob. 22PPSCh. 6.5 - Prob. 23PPSCh. 6.5 - Prob. 24PPSCh. 6.5 - Prob. 25PPSCh. 6.5 - Prob. 26PPSCh. 6.5 - Prob. 27PPSCh. 6.5 - Prob. 28PPSCh. 6.5 - Prob. 29PPSCh. 6.5 - Prob. 30PPSCh. 6.5 - Prob. 31PPSCh. 6.5 - Prob. 32PPSCh. 6.5 - Prob. 33PPSCh. 6.5 - Prob. 34PPSCh. 6.5 - Prob. 35PPSCh. 6.5 - Prob. 36PPSCh. 6.5 - Prob. 37PPSCh. 6.5 - Prob. 38HPCh. 6.5 - Prob. 39HPCh. 6.5 - Prob. 40HPCh. 6.5 - Prob. 41HPCh. 6.5 - Prob. 42HPCh. 6.5 - Prob. 43HPCh. 6.5 - Prob. 44STPCh. 6.5 - Prob. 45STPCh. 6.5 - Prob. 46STPCh. 6.5 - Prob. 47STPCh. 6.5 - Prob. 48SRCh. 6.5 - Prob. 49SRCh. 6.5 - Prob. 50SRCh. 6.5 - Prob. 51SRCh. 6.5 - Prob. 52SRCh. 6.5 - Prob. 53SCh. 6.5 - Prob. 54SCh. 6.5 - Prob. 55SCh. 6.5 - Prob. 56SCh. 6.6 - Prob. 1GPCh. 6.6 - Prob. 2GPCh. 6.6 - Prob. 3GPCh. 6.6 - Prob. 1CYUCh. 6.6 - Prob. 2CYUCh. 6.6 - Prob. 3CYUCh. 6.6 - Prob. 4PPSCh. 6.6 - Prob. 5PPSCh. 6.6 - Prob. 6PPSCh. 6.6 - Prob. 7PPSCh. 6.6 - Prob. 8PPSCh. 6.6 - Prob. 9PPSCh. 6.6 - Prob. 10PPSCh. 6.6 - Prob. 11PPSCh. 6.6 - Prob. 12PPSCh. 6.6 - Prob. 13PPSCh. 6.6 - Prob. 14PPSCh. 6.6 - Prob. 15PPSCh. 6.6 - Prob. 16PPSCh. 6.6 - Prob. 17PPSCh. 6.6 - Prob. 18PPSCh. 6.6 - Prob. 19HPCh. 6.6 - Prob. 20HPCh. 6.6 - Prob. 21HPCh. 6.6 - Prob. 22HPCh. 6.6 - Prob. 23HPCh. 6.6 - Prob. 24HPCh. 6.6 - Prob. 25STPCh. 6.6 - Prob. 26STPCh. 6.6 - Prob. 27STPCh. 6.6 - Prob. 28STPCh. 6.6 - Prob. 29SRCh. 6.6 - Prob. 30SRCh. 6.6 - Prob. 31SRCh. 6.6 - Prob. 32SRCh. 6.6 - Prob. 33SRCh. 6.6 - Prob. 34SRCh. 6.6 - Prob. 35SRCh. 6.6 - Prob. 36SRCh. 6.6 - Prob. 37SCh. 6.6 - Prob. 38SCh. 6.6 - Prob. 39SCh. 6.6 - Prob. 40SCh. 6.6 - Prob. 41SCh. 6.6 - Prob. 42SCh. 6.7 - Prob. 1AGPCh. 6.7 - Prob. 1BGPCh. 6.7 - Prob. 2GPCh. 6.7 - Prob. 1CYUCh. 6.7 - Prob. 2CYUCh. 6.7 - Prob. 3CYUCh. 6.7 - Prob. 4PPSCh. 6.7 - Prob. 5PPSCh. 6.7 - Prob. 6PPSCh. 6.7 - Prob. 7PPSCh. 6.7 - Prob. 8PPSCh. 6.7 - Prob. 9PPSCh. 6.7 - Prob. 10PPSCh. 6.7 - Prob. 11PPSCh. 6.7 - Prob. 12PPSCh. 6.7 - Prob. 13PPSCh. 6.7 - Prob. 14PPSCh. 6.7 - Prob. 15PPSCh. 6.7 - Prob. 16HPCh. 6.7 - Prob. 17HPCh. 6.7 - Prob. 18HPCh. 6.7 - Prob. 19HPCh. 6.7 - Prob. 20HPCh. 6.7 - Prob. 21HPCh. 6.7 - Prob. 22STPCh. 6.7 - Prob. 23STPCh. 6.7 - Prob. 24STPCh. 6.7 - Prob. 25STPCh. 6.7 - Prob. 26SRCh. 6.7 - Prob. 27SRCh. 6.7 - Prob. 28SRCh. 6.7 - Prob. 29SCh. 6.7 - Prob. 30SCh. 6.7 - Prob. 31SCh. 6.7 - Prob. 32SCh. 6.8 - Prob. 1GPCh. 6.8 - Prob. 2GPCh. 6.8 - Prob. 3GPCh. 6.8 - Prob. 1CYUCh. 6.8 - Prob. 2CYUCh. 6.8 - Prob. 3CYUCh. 6.8 - Prob. 4CYUCh. 6.8 - Prob. 5PPSCh. 6.8 - Prob. 6PPSCh. 6.8 - Prob. 7PPSCh. 6.8 - Prob. 8PPSCh. 6.8 - Prob. 9PPSCh. 6.8 - Prob. 10PPSCh. 6.8 - Prob. 11PPSCh. 6.8 - Prob. 12PPSCh. 6.8 - Prob. 13PPSCh. 6.8 - Prob. 14PPSCh. 6.8 - Prob. 15PPSCh. 6.8 - Prob. 16PPSCh. 6.8 - Prob. 17PPSCh. 6.8 - Prob. 18PPSCh. 6.8 - Prob. 19HPCh. 6.8 - Prob. 20HPCh. 6.8 - Prob. 21HPCh. 6.8 - Prob. 22HPCh. 6.8 - Prob. 23HPCh. 6.8 - Prob. 24HPCh. 6.8 - Prob. 25STPCh. 6.8 - Prob. 26STPCh. 6.8 - Prob. 27STPCh. 6.8 - Prob. 28STPCh. 6.8 - Prob. 29SRCh. 6.8 - Prob. 30SRCh. 6.8 - Prob. 31SRCh. 6.8 - Prob. 32SRCh. 6.8 - Prob. 33SCh. 6.8 - Prob. 34SCh. 6.8 - Prob. 35SCh. 6.8 - Prob. 36SCh. 6.9 - Prob. 1GPCh. 6.9 - Prob. 2GPCh. 6.9 - Prob. 1CYUCh. 6.9 - Prob. 2CYUCh. 6.9 - Prob. 3PPSCh. 6.9 - Prob. 4PPSCh. 6.9 - Prob. 5PPSCh. 6.9 - Prob. 6PPSCh. 6.9 - Prob. 7PPSCh. 6.9 - Prob. 8PPSCh. 6.9 - Prob. 9PPSCh. 6.9 - Prob. 10PPSCh. 6.9 - Prob. 11PPSCh. 6.9 - Prob. 12PPSCh. 6.9 - Prob. 13PPSCh. 6.9 - Prob. 14PPSCh. 6.9 - Prob. 15HPCh. 6.9 - Prob. 16HPCh. 6.9 - Prob. 17HPCh. 6.9 - Prob. 18HPCh. 6.9 - Prob. 19STPCh. 6.9 - Prob. 20STPCh. 6.9 - Prob. 21STPCh. 6.9 - Prob. 22STPCh. 6.9 - Prob. 23SRCh. 6.9 - Prob. 24SRCh. 6.9 - Prob. 25SRCh. 6.9 - Prob. 26SCh. 6.9 - Prob. 27SCh. 6.9 - Prob. 28SCh. 6.9 - Prob. 29SCh. 6 - Prob. 1QCCh. 6 - Prob. 2QCCh. 6 - Prob. 3QCCh. 6 - Prob. 4QCCh. 6 - Prob. 5QCCh. 6 - Prob. 6QCCh. 6 - Prob. 7QCCh. 6 - Prob. 8QCCh. 6 - Prob. 9QCCh. 6 - Prob. 10QCCh. 6 - Prob. 11QCCh. 6 - Prob. 12QCCh. 6 - Prob. 13QCCh. 6 - Prob. 14QCCh. 6 - Prob. 15QCCh. 6 - Prob. 16QCCh. 6 - Prob. 17QCCh. 6 - Prob. 18QCCh. 6 - Prob. 19QCCh. 6 - Prob. 20QCCh. 6 - Prob. 21QCCh. 6 - Prob. 22QCCh. 6 - Prob. 23QCCh. 6 - Prob. 1MCQCh. 6 - Prob. 2MCQCh. 6 - Prob. 3MCQCh. 6 - Prob. 4MCQCh. 6 - Prob. 5MCQCh. 6 - Prob. 6MCQCh. 6 - Prob. 7MCQCh. 6 - Prob. 8MCQCh. 6 - Prob. 9MCQCh. 6 - Prob. 10MCQCh. 6 - Prob. 11MCQCh. 6 - Prob. 12MCQCh. 6 - Prob. 13MCQCh. 6 - Prob. 14MCQCh. 6 - Prob. 15MCQCh. 6 - Prob. 16MCQCh. 6 - Prob. 17MCQCh. 6 - Prob. 18MCQCh. 6 - Prob. 19MCQCh. 6 - Prob. 20MCQCh. 6 - Prob. 1SGRCh. 6 - Prob. 2SGRCh. 6 - Prob. 3SGRCh. 6 - Prob. 4SGRCh. 6 - Prob. 5SGRCh. 6 - Prob. 6SGRCh. 6 - Prob. 7SGRCh. 6 - Prob. 8SGRCh. 6 - Prob. 9SGRCh. 6 - Prob. 10SGRCh. 6 - Prob. 11SGRCh. 6 - Prob. 12SGRCh. 6 - Prob. 13SGRCh. 6 - Prob. 14SGRCh. 6 - Prob. 15SGRCh. 6 - Prob. 16SGRCh. 6 - Prob. 17SGRCh. 6 - Prob. 18SGRCh. 6 - Prob. 19SGRCh. 6 - Prob. 20SGRCh. 6 - Prob. 21SGRCh. 6 - Prob. 22SGRCh. 6 - Prob. 23SGRCh. 6 - Prob. 24SGRCh. 6 - Prob. 25SGRCh. 6 - Prob. 26SGRCh. 6 - Prob. 27SGRCh. 6 - Prob. 28SGRCh. 6 - Prob. 29SGRCh. 6 - Prob. 30SGRCh. 6 - Prob. 31SGRCh. 6 - Prob. 32SGRCh. 6 - Prob. 33SGRCh. 6 - Prob. 34SGRCh. 6 - Prob. 35SGRCh. 6 - Prob. 36SGRCh. 6 - Prob. 37SGRCh. 6 - Prob. 38SGRCh. 6 - Prob. 39SGRCh. 6 - Prob. 40SGRCh. 6 - Prob. 41SGRCh. 6 - Prob. 42SGRCh. 6 - Prob. 43SGRCh. 6 - Prob. 44SGRCh. 6 - Prob. 45SGRCh. 6 - Prob. 46SGRCh. 6 - Prob. 47SGRCh. 6 - Prob. 48SGRCh. 6 - Prob. 49SGRCh. 6 - Prob. 1PTCh. 6 - Prob. 2PTCh. 6 - Prob. 3PTCh. 6 - Prob. 4PTCh. 6 - Prob. 5PTCh. 6 - Prob. 6PTCh. 6 - Prob. 7PTCh. 6 - Prob. 8PTCh. 6 - Prob. 9PTCh. 6 - Prob. 10PTCh. 6 - Prob. 11PTCh. 6 - Prob. 12PTCh. 6 - Prob. 13PTCh. 6 - Prob. 14PTCh. 6 - Prob. 15PTCh. 6 - Prob. 16PTCh. 6 - Prob. 1ECh. 6 - Prob. 2ECh. 6 - Prob. 3ECh. 6 - Prob. 4ECh. 6 - Prob. 1STPCh. 6 - Prob. 2STPCh. 6 - Prob. 3STPCh. 6 - Prob. 4STPCh. 6 - Prob. 5STPCh. 6 - Prob. 6STPCh. 6 - Prob. 7STPCh. 6 - Prob. 8STPCh. 6 - Prob. 9STPCh. 6 - Prob. 10STPCh. 6 - Prob. 11STPCh. 6 - Prob. 12STPCh. 6 - Prob. 13STP
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Publisher:Wellesley-Cambridge Press
College Algebra (Collegiate Math)
Algebra
ISBN:9780077836344
Author:Julie Miller, Donna Gerken
Publisher:McGraw-Hill Education
What is a Linear Equation in One Variable?; Author: Don't Memorise;https://www.youtube.com/watch?v=lDOYdBgtnjY;License: Standard YouTube License, CC-BY
Linear Equation | Solving Linear Equations | What is Linear Equation in one variable ?; Author: Najam Academy;https://www.youtube.com/watch?v=tHm3X_Ta_iE;License: Standard YouTube License, CC-BY