2x-(-x+5)=7

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Solution for 2x-(-x+5)=7 equation: 



2x-(-x+5)=7

We move all terms to the left:

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

We add all the numbers together, and all the variables

2x-(-1x+5)-7=0

We get rid of parentheses

2x+1x-5-7=0

We add all the numbers together, and all the variables

3x-12=0

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

3x=12

x=12/3

x=4

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