78=20p-12

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Solution for 78=20p-12 equation:


Simplifying
78 = 20p + -12

Reorder the terms:
78 = -12 + 20p

Solving
78 = -12 + 20p

Solving for variable 'p'.

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

Add '-20p' to each side of the equation.
78 + -20p = -12 + 20p + -20p

Combine like terms: 20p + -20p = 0
78 + -20p = -12 + 0
78 + -20p = -12

Add '-78' to each side of the equation.
78 + -78 + -20p = -12 + -78

Combine like terms: 78 + -78 = 0
0 + -20p = -12 + -78
-20p = -12 + -78

Combine like terms: -12 + -78 = -90
-20p = -90

Divide each side by '-20'.
p = 4.5

Simplifying
p = 4.5

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