-5a=-9-2a

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Solution for -5a=-9-2a equation: 



-5a=-9-2a

We move all terms to the left:

-5a-(-9-2a)=0

We add all the numbers together, and all the variables

-5a-(-2a-9)=0

We get rid of parentheses

-5a+2a+9=0

We add all the numbers together, and all the variables

-3a+9=0

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

-3a=-9

a=-9/-3

a=+3

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