2(a-4)+15=18

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Solution for 2(a-4)+15=18 equation: 



2(a-4)+15=18

We move all terms to the left:

2(a-4)+15-(18)=0

We add all the numbers together, and all the variables

2(a-4)-3=0

We multiply parentheses

2a-8-3=0

We add all the numbers together, and all the variables

2a-11=0

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

2a=11

a=11/2

a=5+1/2

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