5p+7-5p=-7p+21

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Solution for 5p+7-5p=-7p+21 equation:


Simplifying
5p + 7 + -5p = -7p + 21

Reorder the terms:
7 + 5p + -5p = -7p + 21

Combine like terms: 5p + -5p = 0
7 + 0 = -7p + 21
7 = -7p + 21

Reorder the terms:
7 = 21 + -7p

Solving
7 = 21 + -7p

Solving for variable 'p'.

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

Add '7p' to each side of the equation.
7 + 7p = 21 + -7p + 7p

Combine like terms: -7p + 7p = 0
7 + 7p = 21 + 0
7 + 7p = 21

Add '-7' to each side of the equation.
7 + -7 + 7p = 21 + -7

Combine like terms: 7 + -7 = 0
0 + 7p = 21 + -7
7p = 21 + -7

Combine like terms: 21 + -7 = 14
7p = 14

Divide each side by '7'.
p = 2

Simplifying
p = 2

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