1-(x-2)+3x=7

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Solution for 1-(x-2)+3x=7 equation: 



1-(x-2)+3x=7

We move all terms to the left:

1-(x-2)+3x-(7)=0

We add all the numbers together, and all the variables

3x-(x-2)-6=0

We get rid of parentheses

3x-x+2-6=0

We add all the numbers together, and all the variables

2x-4=0

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

2x=4

x=4/2

x=2

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