69+2a=84-3a

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Solution for 69+2a=84-3a equation: 



69+2a=84-3a

We move all terms to the left:

69+2a-(84-3a)=0

We add all the numbers together, and all the variables

2a-(-3a+84)+69=0

We get rid of parentheses

2a+3a-84+69=0

We add all the numbers together, and all the variables

5a-15=0

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

5a=15

a=15/5

a=3

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