18=2a+5

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Solution for 18=2a+5 equation: 



18=2a+5

We move all terms to the left:

18-(2a+5)=0

We get rid of parentheses

-2a-5+18=0

We add all the numbers together, and all the variables

-2a+13=0

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

-2a=-13

a=-13/-2

a=6+1/2

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