-2=7-2s

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Solution for -2=7-2s equation: 



-2=7-2s

We move all terms to the left:

-2-(7-2s)=0

We add all the numbers together, and all the variables

-(-2s+7)-2=0

We get rid of parentheses

2s-7-2=0

We add all the numbers together, and all the variables

2s-9=0

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

2s=9

s=9/2

s=4+1/2

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