1.5a+3a-45=18

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Solution for 1.5a+3a-45=18 equation: 



1.5a+3a-45=18

We move all terms to the left:

1.5a+3a-45-(18)=0

We add all the numbers together, and all the variables

4.5a-63=0

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

4.5a=63

a=63/4.5

a=14

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