3(2p-9)=21

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Solution for 3(2p-9)=21 equation: 



3(2p-9)=21

We move all terms to the left:

3(2p-9)-(21)=0

We multiply parentheses

6p-27-21=0

We add all the numbers together, and all the variables

6p-48=0

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

6p=48

p=48/6

p=8

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