3p+4p=21

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Solution for 3p+4p=21 equation: 


Simplifying
3p + 4p = 21

Combine like terms: 3p + 4p = 7p
7p = 21

Solving
7p = 21

Solving for variable 'p'.

Move all terms containing p to the left, all other terms to the right.

Divide each side by '7'.
p = 3

Simplifying
p = 3

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