(21s+6)+(8s-18)=180

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Solution for (21s+6)+(8s-18)=180 equation: 



(21s+6)+(8s-18)=180

We move all terms to the left:

(21s+6)+(8s-18)-(180)=0

We get rid of parentheses

21s+8s+6-18-180=0

We add all the numbers together, and all the variables

29s-192=0

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

29s=192

s=192/29

s=6+18/29

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