3(2a+1)+5a=7

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Solution for 3(2a+1)+5a=7 equation: 



3(2a+1)+5a=7

We move all terms to the left:

3(2a+1)+5a-(7)=0

We add all the numbers together, and all the variables

5a+3(2a+1)-7=0

We multiply parentheses

5a+6a+3-7=0

We add all the numbers together, and all the variables

11a-4=0

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

11a=4

a=4/11

a=4/11

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