4a-8=7+a=

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Solution for 4a-8=7+a= equation: 



4a-8=7+a=

We move all terms to the left:

4a-8-(7+a)=0

We add all the numbers together, and all the variables

4a-(a+7)-8=0

We get rid of parentheses

4a-a-7-8=0

We add all the numbers together, and all the variables

3a-15=0

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

3a=15

a=15/3

a=5

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