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

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Solution for 5x-(1-x)-2x=7 equation: 



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

3x-(-1x+1)-7=0

We get rid of parentheses

3x+1x-1-7=0

We add all the numbers together, and all the variables

4x-8=0

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

4x=8

x=8/4

x=2

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