-142=3(7-6s)

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Solution for -142=3(7-6s) equation: 



-142=3(7-6s)

We move all terms to the left:

-142-(3(7-6s))=0

We add all the numbers together, and all the variables

-(3(-6s+7))-142=0



We calculate terms in parentheses: -(3(-6s+7)), so:

3(-6s+7)

We multiply parentheses

-18s+21

Back to the equation:

-(-18s+21)



We get rid of parentheses

18s-21-142=0

We add all the numbers together, and all the variables

18s-163=0

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

18s=163

s=163/18

s=9+1/18

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