7=2(-3-x)

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



7=2(-3-x)

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



We calculate terms in parentheses: -(2(-1x-3)), so:

2(-1x-3)

We multiply parentheses

-2x-6

Back to the equation:

-(-2x-6)



We get rid of parentheses

2x+6+7=0

We add all the numbers together, and all the variables

2x+13=0

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

2x=-13

x=-13/2

x=-6+1/2

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