-10-7a=18

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Solution for -10-7a=18 equation: 



-10-7a=18

We move all terms to the left:

-10-7a-(18)=0

We add all the numbers together, and all the variables

-7a-28=0

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

-7a=28

a=28/-7

a=-4

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