Question

Lindsey was solving a problem, her work is shown below:

3n−5=−8(6+5n)
Step 1: 3n−5=−48−40n
Step 2: 3n=−53−40n
Step 3: 43n=−53
Step 4: n=−1.233

On which step did Lindsey make a mistake?

Answer 1

step 2 has a mistake

Explanation:

-48+5 is -43 not -53

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