12=-7p-9

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Solution for 12=-7p-9 equation:


Simplifying
12 = -7p + -9

Reorder the terms:
12 = -9 + -7p

Solving
12 = -9 + -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.
12 + 7p = -9 + -7p + 7p

Combine like terms: -7p + 7p = 0
12 + 7p = -9 + 0
12 + 7p = -9

Add '-12' to each side of the equation.
12 + -12 + 7p = -9 + -12

Combine like terms: 12 + -12 = 0
0 + 7p = -9 + -12
7p = -9 + -12

Combine like terms: -9 + -12 = -21
7p = -21

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

Simplifying
p = -3

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