Toni attempted to solve an equation but made an error. What is her error, and which step did she make it in? 2x-3(1-x)+7= -5x st

Question

3 years ago

13

ep 1. 2x -3 -3x+7= -5x step 2. -x(-3) +7 =-5x step 3. -x+4 =-5x plz help asap!! :)

2 answers:

jarptica [38.1K] · Answer 1 · 2022-06-17T20:49:55+03:00

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In step 2 she made a mistake of not having a positive sign for 3x because if you multiply -3 and -x that would end up as +3x

Natalija [7] · Answer 2 · 2022-06-17T22:31:24+03:00

4 0

Answer:

The error is in step 1. −3 times −x is 3x, not −3x.

Step-by-step explanation: