-3a+7=-11

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Solution for -3a+7=-11 equation: 



-3a+7=-11

We move all terms to the left:

-3a+7-(-11)=0

We add all the numbers together, and all the variables

-3a+18=0

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

-3a=-18

a=-18/-3

a=+6

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