3(2a-3)+15=30

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Solution for 3(2a-3)+15=30 equation: 



3(2a-3)+15=30

We move all terms to the left:

3(2a-3)+15-(30)=0

We add all the numbers together, and all the variables

3(2a-3)-15=0

We multiply parentheses

6a-9-15=0

We add all the numbers together, and all the variables

6a-24=0

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

6a=24

a=24/6

a=4

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