7a+3=5a+7

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



7a+3=5a+7

We move all terms to the left:

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

We get rid of parentheses

7a-5a-7+3=0

We add all the numbers together, and all the variables

2a-4=0

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

2a=4

a=4/2

a=2

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