4(a-3)+3=3a-18

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Solution for 4(a-3)+3=3a-18 equation: 



4(a-3)+3=3a-18

We move all terms to the left:

4(a-3)+3-(3a-18)=0

We multiply parentheses

4a-(3a-18)-12+3=0

We get rid of parentheses

4a-3a+18-12+3=0

We add all the numbers together, and all the variables

a+9=0

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

a=-9

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