.5(x-20)=-7

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Solution for .5(x-20)=-7 equation: 



.5(x-20)=-7

We move all terms to the left:

.5(x-20)-(-7)=0

We add all the numbers together, and all the variables

.5(x-20)+7=0

We multiply parentheses

0.5x-10+7=0

We add all the numbers together, and all the variables

0.5x-3=0

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

0.5x=3

x=3/0.5

x=6

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