-8=2(s+12)+-20

Solution for -8=2(s+12)+-20 equation:

-8=2(s+12)+-20

We move all terms to the left:

-8-(2(s+12)+-20)=0

We use the square of the difference formula

-(2(s+12)-20)-8=0


We calculate terms in parentheses: -(2(s+12)-20), so:

2(s+12)-20

We multiply parentheses

2s+24-20

We add all the numbers together, and all the variables

2s+4

Back to the equation:

-(2s+4)


We get rid of parentheses

-2s-4-8=0

We add all the numbers together, and all the variables

-2s-12=0

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

-2s=12

s=12/-2

s=-6