3a+7=-16

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Solution for 3a+7=-16 equation: 



3a+7=-16

We move all terms to the left:

3a+7-(-16)=0

We add all the numbers together, and all the variables

3a+23=0

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

3a=-23

a=-23/3

a=-7+2/3

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