-7a=-21a+65

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Solution for -7a=-21a+65 equation: 



-7a=-21a+65

We move all terms to the left:

-7a-(-21a+65)=0

We get rid of parentheses

-7a+21a-65=0

We add all the numbers together, and all the variables

14a-65=0

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

14a=65

a=65/14

a=4+9/14

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