s+3(s+1)=18

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Solution for s+3(s+1)=18 equation:



s+3(s+1)=18
We move all terms to the left:
s+3(s+1)-(18)=0
We multiply parentheses
s+3s+3-18=0
We add all the numbers together, and all the variables
4s-15=0
We move all terms containing s to the left, all other terms to the right
4s=15
s=15/4
s=3+3/4

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