-14a-9a+10a-7=-20

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Solution for -14a-9a+10a-7=-20 equation: 



-14a-9a+10a-7=-20

We move all terms to the left:

-14a-9a+10a-7-(-20)=0

We add all the numbers together, and all the variables

-13a+13=0

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

-13a=-13

a=-13/-13

a=1

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