11-2s-10=7s+21

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Solution for 11-2s-10=7s+21 equation: 



11-2s-10=7s+21

We move all terms to the left:

11-2s-10-(7s+21)=0

We add all the numbers together, and all the variables

-2s-(7s+21)+1=0

We get rid of parentheses

-2s-7s-21+1=0

We add all the numbers together, and all the variables

-9s-20=0

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

-9s=20

s=20/-9

s=-2+2/9

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