15-5a+4a=a+1

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Solution for 15-5a+4a=a+1 equation: 



15-5a+4a=a+1

We move all terms to the left:

15-5a+4a-(a+1)=0

We add all the numbers together, and all the variables

-1a-(a+1)+15=0

We get rid of parentheses

-1a-a-1+15=0

We add all the numbers together, and all the variables

-2a+14=0

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

-2a=-14

a=-14/-2

a=+7

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