p+6p=21+7

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Solution for p+6p=21+7 equation: 


Simplifying
p + 6p = 21 + 7

Combine like terms: p + 6p = 7p
7p = 21 + 7

Combine like terms: 21 + 7 = 28
7p = 28

Solving
7p = 28

Solving for variable 'p'.

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

Divide each side by '7'.
p = 4

Simplifying
p = 4

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