20s-13+7=18s+8

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Solution for 20s-13+7=18s+8 equation:



20s-13+7=18s+8
We move all terms to the left:
20s-13+7-(18s+8)=0
We add all the numbers together, and all the variables
20s-(18s+8)-6=0
We get rid of parentheses
20s-18s-8-6=0
We add all the numbers together, and all the variables
2s-14=0
We move all terms containing s to the left, all other terms to the right
2s=14
s=14/2
s=7

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