9-12 - Solution? Determine whether the given value is a solu- tion of the equation. 9. 4x +7 = 9x – 3 (a) x = -2 (b) x = 2 10. 1- [2 – (3 – x)] = 4x – (6 + x) (a) x = 2 (b) x = 4 11. 12. = x - 8 6 x - 4 (a) x = 2 (b) x = 4 (a) x= 4 (b) x = 8

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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9-12 - Solution? Determine whether the given value is a solu-
tion of the equation.
9. 4x +7 = 9x – 3
(a) x = -2
(b) x = 2
10. 1- [2 – (3 – x)] = 4x – (6 + x)
(a) x = 2
(b) x = 4
11.
12.
= x - 8
6
x - 4
(a) x = 2
(b) x = 4
(a) x= 4
(b) x = 8
Transcribed Image Text:9-12 - Solution? Determine whether the given value is a solu- tion of the equation. 9. 4x +7 = 9x – 3 (a) x = -2 (b) x = 2 10. 1- [2 – (3 – x)] = 4x – (6 + x) (a) x = 2 (b) x = 4 11. 12. = x - 8 6 x - 4 (a) x = 2 (b) x = 4 (a) x= 4 (b) x = 8
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