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 = -28
7p = -28

Divide each side by '7'.
p = -4

Simplifying
p = -4

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