-7a-2(1+4a)=118

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Solution for -7a-2(1+4a)=118 equation:



-7a-2(1+4a)=118
We move all terms to the left:
-7a-2(1+4a)-(118)=0
We add all the numbers together, and all the variables
-7a-2(4a+1)-118=0
We multiply parentheses
-7a-8a-2-118=0
We add all the numbers together, and all the variables
-15a-120=0
We move all terms containing a to the left, all other terms to the right
-15a=120
a=120/-15
a=-8

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