-5(1+5a)-4a=140

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Solution for -5(1+5a)-4a=140 equation: 



-5(1+5a)-4a=140

We move all terms to the left:

-5(1+5a)-4a-(140)=0

We add all the numbers together, and all the variables

-5(5a+1)-4a-140=0

We add all the numbers together, and all the variables

-4a-5(5a+1)-140=0

We multiply parentheses

-4a-25a-5-140=0

We add all the numbers together, and all the variables

-29a-145=0

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

-29a=145

a=145/-29

a=-5

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