5a+4=9a+16

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Solution for 5a+4=9a+16 equation: 



5a+4=9a+16

We move all terms to the left:

5a+4-(9a+16)=0

We get rid of parentheses

5a-9a-16+4=0

We add all the numbers together, and all the variables

-4a-12=0

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

-4a=12

a=12/-4

a=-3

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