189(s-2)=4(s+1)-12

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Solution for 189(s-2)=4(s+1)-12 equation: 



189(s-2)=4(s+1)-12

We move all terms to the left:

189(s-2)-(4(s+1)-12)=0

We multiply parentheses

189s-(4(s+1)-12)-378=0



We calculate terms in parentheses: -(4(s+1)-12), so:

4(s+1)-12

We multiply parentheses

4s+4-12

We add all the numbers together, and all the variables

4s-8

Back to the equation:

-(4s-8)



We get rid of parentheses

189s-4s+8-378=0

We add all the numbers together, and all the variables

185s-370=0

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

185s=370

s=370/185

s=2

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