3(2a-5)=20

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Solution for 3(2a-5)=20 equation: 



3(2a-5)=20

We move all terms to the left:

3(2a-5)-(20)=0

We multiply parentheses

6a-15-20=0

We add all the numbers together, and all the variables

6a-35=0

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

6a=35

a=35/6

a=5+5/6

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