5x+42=2x+15

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Solution for 5x+42=2x+15 equation: 



5x+42=2x+15

We move all terms to the left:

5x+42-(2x+15)=0

We get rid of parentheses

5x-2x-15+42=0

We add all the numbers together, and all the variables

3x+27=0

We move all terms containing x to the left, all other terms to the right

3x=-27

x=-27/3

x=-9

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