7s+4(3s)=18

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Solution for 7s+4(3s)=18 equation: 



7s+4(3s)=18

We move all terms to the left:

7s+4(3s)-(18)=0

We add all the numbers together, and all the variables

50s-18=0

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

50s=18

s=18/50

s=9/25

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