3p+4=21

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Solution for 3p+4=21 equation: 



3p+4=21

We move all terms to the left:

3p+4-(21)=0

We add all the numbers together, and all the variables

3p-17=0

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

3p=17

p=17/3

p=5+2/3

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