5(8a-1)-7(4a+1)+8(7-4a)=9

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Solution for 5(8a-1)-7(4a+1)+8(7-4a)=9 equation: 



5(8a-1)-7(4a+1)+8(7-4a)=9

We move all terms to the left:

5(8a-1)-7(4a+1)+8(7-4a)-(9)=0

We add all the numbers together, and all the variables

5(8a-1)-7(4a+1)+8(-4a+7)-9=0

We multiply parentheses

40a-28a-32a-5-7+56-9=0

We add all the numbers together, and all the variables

-20a+35=0

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

-20a=-35

a=-35/-20

a=1+3/4

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