12-2p=90

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Solution for 12-2p=90 equation: 


Simplifying
12 + -2p = 90

Solving
12 + -2p = 90

Solving for variable 'p'.

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

Add '-12' to each side of the equation.
12 + -12 + -2p = 90 + -12

Combine like terms: 12 + -12 = 0
0 + -2p = 90 + -12
-2p = 90 + -12

Combine like terms: 90 + -12 = 78
-2p = 78

Divide each side by '-2'.
p = -39

Simplifying
p = -39

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