7-3x=2(15-x)

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Solution for 7-3x=2(15-x) equation: 



7-3x=2(15-x)

We move all terms to the left:

7-3x-(2(15-x))=0

We add all the numbers together, and all the variables

-3x-(2(-1x+15))+7=0



We calculate terms in parentheses: -(2(-1x+15)), so:

2(-1x+15)

We multiply parentheses

-2x+30

Back to the equation:

-(-2x+30)



We get rid of parentheses

-3x+2x-30+7=0

We add all the numbers together, and all the variables

-1x-23=0

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

-x=23

x=23/-1

x=-23

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