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Juanita did this work to solve an equation. Did she make an error?

Juanita did this work to solve an equation. Did she make an error?
asked 190k views
4 votes
Juanita did this work to solve an equation. Did she make an error?

Juanita did this work to solve an equation. Did she make an error?-example-1
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User Corepress
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8.3k points

2 Answers

3 votes
shouldn’t it be simplified more to 7x=8 ?
answered
User Shoreline
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8.3k points
4 votes
Yes, (-4) plus (-5) does not equal a positive 9, it should be (-9).
answered
User Jossy
by
8.4k points
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