144k views
0 votes
Erica solved the equation -5x - 25 = 78; her work is shown below. Identify the error and were it was made

-5x - 25 = 78
Step 1:-5x - 25 -25 = 78 - 25
Step 2: -5x = 53
Step 3:-5x/-5 = 53/-5
step 4: x = -53/-5

a step 1: She should have added 25 to each side
b step 1: She should have divided both sides by -5.
c step 3: She should have divided both sides by -5.
d step 3: She should have multiplied both sides by -5.

User B Kalra
by
7.5k points

1 Answer

3 votes

Answer:

A

Explanation:

It's A because she subtracted a negative and that only make a bigger negative where she should have added

User QuantIbex
by
6.7k points