5p+9=2p-12

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Solution for 5p+9=2p-12 equation:


Simplifying
5p + 9 = 2p + -12

Reorder the terms:
9 + 5p = 2p + -12

Reorder the terms:
9 + 5p = -12 + 2p

Solving
9 + 5p = -12 + 2p

Solving for variable 'p'.

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

Add '-2p' to each side of the equation.
9 + 5p + -2p = -12 + 2p + -2p

Combine like terms: 5p + -2p = 3p
9 + 3p = -12 + 2p + -2p

Combine like terms: 2p + -2p = 0
9 + 3p = -12 + 0
9 + 3p = -12

Add '-9' to each side of the equation.
9 + -9 + 3p = -12 + -9

Combine like terms: 9 + -9 = 0
0 + 3p = -12 + -9
3p = -12 + -9

Combine like terms: -12 + -9 = -21
3p = -21

Divide each side by '3'.
p = -7

Simplifying
p = -7

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