2(a+1)=18

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Solution for 2(a+1)=18 equation:



2(a+1)=18
We move all terms to the left:
2(a+1)-(18)=0
We multiply parentheses
2a+2-18=0
We add all the numbers together, and all the variables
2a-16=0
We move all terms containing a to the left, all other terms to the right
2a=16
a=16/2
a=8

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