3(-5a-5)=1+a

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Solution for 3(-5a-5)=1+a equation: 



3(-5a-5)=1+a

We move all terms to the left:

3(-5a-5)-(1+a)=0

We add all the numbers together, and all the variables

3(-5a-5)-(a+1)=0

We multiply parentheses

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

We get rid of parentheses

-15a-a-1-15=0

We add all the numbers together, and all the variables

-16a-16=0

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

-16a=16

a=16/-16

a=-1

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