7(-1-5a)+8=141

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Solution for 7(-1-5a)+8=141 equation: 



7(-1-5a)+8=141

We move all terms to the left:

7(-1-5a)+8-(141)=0

We add all the numbers together, and all the variables

7(-5a-1)+8-141=0

We add all the numbers together, and all the variables

7(-5a-1)-133=0

We multiply parentheses

-35a-7-133=0

We add all the numbers together, and all the variables

-35a-140=0

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

-35a=140

a=140/-35

a=-4

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