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Look at the image to answer.​
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Look at the image to answer.​

Look at the image to answer.​-example-1
User Quentin Donnellan
by
7.8k points

2 Answers

3 votes

Answer:


x=2

Explanation:

Line 4 has the problem:


12x-10x=44-10x+10x

The correct way to put it is:


12x+10x=44-10x+10x

which comes out to:


12x+10x=44-10x+10x\\22x=44\\x=2

User ColoO
by
8.6k points
3 votes

Maria subtracted 10x instead of adding it on step 4

User Wayne Wei
by
8.5k points
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