3+0.5(3-x)=-7

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Solution for 3+0.5(3-x)=-7 equation: 



3+0.5(3-x)=-7

We move all terms to the left:

3+0.5(3-x)-(-7)=0

We add all the numbers together, and all the variables

0.5(-1x+3)+3-(-7)=0

We add all the numbers together, and all the variables

0.5(-1x+3)+10=0

We multiply parentheses

-0.5x+1.5+10=0

We add all the numbers together, and all the variables

-0.5x+11.5=0

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

-0.5x=-11.5

x=-11.5/-0.5

x=+23

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