4a+9=2a+19

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Solution for 4a+9=2a+19 equation: 



4a+9=2a+19

We move all terms to the left:

4a+9-(2a+19)=0

We get rid of parentheses

4a-2a-19+9=0

We add all the numbers together, and all the variables

2a-10=0

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

2a=10

a=10/2

a=5

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