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

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


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

We simplify the equation to the form, which is simple to understand 
3+4a=7(5a-4)

Reorder the terms in parentheses
3+4a=+(+35a-28)

Remove unnecessary parentheses
+3+4a=+35a-28

We move all terms containing a to the left and all other terms to the right. 
+4a-35a=-28-3

We simplify left and right side of the equation. 
-31a=-31

We divide both sides of the equation by -31 to get a. 
a=1

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