5a-5=7+2a=

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Solution for 5a-5=7+2a= equation: 



5a-5=7+2a=

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

5a-2a-7-5=0

We add all the numbers together, and all the variables

3a-12=0

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

3a=12

a=12/3

a=4

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