-2a-12=8

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Solution for -2a-12=8 equation:



-2a-12=8
We move all terms to the left:
-2a-12-(8)=0
We add all the numbers together, and all the variables
-2a-20=0
We move all terms containing a to the left, all other terms to the right
-2a=20
a=20/-2
a=-10

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