-2(6a-7)-5=81

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Solution for -2(6a-7)-5=81 equation:



-2(6a-7)-5=81
We move all terms to the left:
-2(6a-7)-5-(81)=0
We add all the numbers together, and all the variables
-2(6a-7)-86=0
We multiply parentheses
-12a+14-86=0
We add all the numbers together, and all the variables
-12a-72=0
We move all terms containing a to the left, all other terms to the right
-12a=72
a=72/-12
a=-6

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