3-3a-7a-5=-7-5a

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Solution for 3-3a-7a-5=-7-5a equation: 



3-3a-7a-5=-7-5a

We move all terms to the left:

3-3a-7a-5-(-7-5a)=0

We add all the numbers together, and all the variables

-3a-7a-(-5a-7)+3-5=0

We add all the numbers together, and all the variables

-10a-(-5a-7)-2=0

We get rid of parentheses

-10a+5a+7-2=0

We add all the numbers together, and all the variables

-5a+5=0

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

-5a=-5

a=-5/-5

a=1

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