Jim's solution to the equation 3x² + 18x - 30 = 0 is shown below. 3x² + 18x - - 30 = 0 x² + 6x - - 10 = 0 (x − 2)(x+5) = 0 8 8 - = 2 = 0 2 x+5=0 x = -5 Identify the mistake(s) and find the correct solution(s) to the equation. Show all work.

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
icon
Related questions
Question
Jim's solution to the equation 3x² + 18x - 30 = 0 is
shown below.
3x² + 18x
-
- 30 = 0
x² + 6x
-
-
10 = 0
(x − 2)(x+5) = 0
8
8
-
=
2 = 0
2
x+5=0
x = -5
Identify the mistake(s) and find the correct solution(s) to
the equation. Show all work.
Transcribed Image Text:Jim's solution to the equation 3x² + 18x - 30 = 0 is shown below. 3x² + 18x - - 30 = 0 x² + 6x - - 10 = 0 (x − 2)(x+5) = 0 8 8 - = 2 = 0 2 x+5=0 x = -5 Identify the mistake(s) and find the correct solution(s) to the equation. Show all work.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps

Blurred answer