(p-9)-12=2

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Solution for (p-9)-12=2 equation:


Simplifying
(p + -9) + -12 = 2

Reorder the terms:
(-9 + p) + -12 = 2

Remove parenthesis around (-9 + p)
-9 + p + -12 = 2

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

Combine like terms: -9 + -12 = -21
-21 + p = 2

Solving
-21 + p = 2

Solving for variable 'p'.

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

Add '21' to each side of the equation.
-21 + 21 + p = 2 + 21

Combine like terms: -21 + 21 = 0
0 + p = 2 + 21
p = 2 + 21

Combine like terms: 2 + 21 = 23
p = 23

Simplifying
p = 23

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