-2(2s-4)-8=-2(4s+9)-3

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Solution for -2(2s-4)-8=-2(4s+9)-3 equation: 



-2(2s-4)-8=-2(4s+9)-3

We move all terms to the left:

-2(2s-4)-8-(-2(4s+9)-3)=0

We multiply parentheses

-4s-(-2(4s+9)-3)+8-8=0



We calculate terms in parentheses: -(-2(4s+9)-3), so:

-2(4s+9)-3

We multiply parentheses

-8s-18-3

We add all the numbers together, and all the variables

-8s-21

Back to the equation:

-(-8s-21)



We add all the numbers together, and all the variables

-4s-(-8s-21)=0

We get rid of parentheses

-4s+8s+21=0

We add all the numbers together, and all the variables

4s+21=0

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

4s=-21

s=-21/4

s=-5+1/4

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