5+2a+1=-8

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Solution for 5+2a+1=-8 equation: 



5+2a+1=-8

We move all terms to the left:

5+2a+1-(-8)=0

We add all the numbers together, and all the variables

2a+14=0

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

2a=-14

a=-14/2

a=-7

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