3(a+5)=20

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Solution for 3(a+5)=20 equation: 



3(a+5)=20

We move all terms to the left:

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

We multiply parentheses

3a+15-20=0

We add all the numbers together, and all the variables

3a-5=0

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

3a=5

a=5/3

a=1+2/3

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