3a(5-7)=3(4+2)

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Solution for 3a(5-7)=3(4+2) equation: 



3a(5-7)=3(4+2)

We move all terms to the left:

3a(5-7)-(3(4+2))=0

We add all the numbers together, and all the variables

3a(-2)-(36)=0

We add all the numbers together, and all the variables

3a(-2)-36=0

We multiply parentheses

-6a-36=0

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

-6a=36

a=36/-6

a=-6

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