-4(5a-3)=28

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Solution for -4(5a-3)=28 equation: 



-4(5a-3)=28

We move all terms to the left:

-4(5a-3)-(28)=0

We multiply parentheses

-20a+12-28=0

We add all the numbers together, and all the variables

-20a-16=0

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

-20a=16

a=16/-20

a=-4/5

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