2a-7=5a-19

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Solution for 2a-7=5a-19 equation: 



2a-7=5a-19

We move all terms to the left:

2a-7-(5a-19)=0

We get rid of parentheses

2a-5a+19-7=0

We add all the numbers together, and all the variables

-3a+12=0

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

-3a=-12

a=-12/-3

a=+4

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