5x+7-2x=15+x

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Solution for 5x+7-2x=15+x equation: 



5x+7-2x=15+x

We move all terms to the left:

5x+7-2x-(15+x)=0

We add all the numbers together, and all the variables

5x-2x-(x+15)+7=0

We add all the numbers together, and all the variables

3x-(x+15)+7=0

We get rid of parentheses

3x-x-15+7=0

We add all the numbers together, and all the variables

2x-8=0

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

2x=8

x=8/2

x=4

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