31-2a=36-9a

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Solution for 31-2a=36-9a equation: 



31-2a=36-9a

We move all terms to the left:

31-2a-(36-9a)=0

We add all the numbers together, and all the variables

-2a-(-9a+36)+31=0

We get rid of parentheses

-2a+9a-36+31=0

We add all the numbers together, and all the variables

7a-5=0

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

7a=5

a=5/7

a=5/7

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