5a-12=7(a+1)+15a+1

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Solution for 5a-12=7(a+1)+15a+1 equation: 



5a-12=7(a+1)+15a+1

We move all terms to the left:

5a-12-(7(a+1)+15a+1)=0



We calculate terms in parentheses: -(7(a+1)+15a+1), so:

7(a+1)+15a+1

We add all the numbers together, and all the variables

15a+7(a+1)+1

We multiply parentheses

15a+7a+7+1

We add all the numbers together, and all the variables

22a+8

Back to the equation:

-(22a+8)



We get rid of parentheses

5a-22a-8-12=0

We add all the numbers together, and all the variables

-17a-20=0

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

-17a=20

a=20/-17

a=-1+3/17

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