a+2+a=-6

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Solution for a+2+a=-6 equation: 



a+2+a=-6

We move all terms to the left:

a+2+a-(-6)=0

We add all the numbers together, and all the variables

2a+8=0

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

2a=-8

a=-8/2

a=-4

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