3(4a-10)=18

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Solution for 3(4a-10)=18 equation: 



3(4a-10)=18

We move all terms to the left:

3(4a-10)-(18)=0

We multiply parentheses

12a-30-18=0

We add all the numbers together, and all the variables

12a-48=0

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

12a=48

a=48/12

a=4

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