100-3P=2P+20

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Solution for 100-3P=2P+20 equation:


Simplifying
100 + -3P = 2P + 20

Reorder the terms:
100 + -3P = 20 + 2P

Solving
100 + -3P = 20 + 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.
100 + -3P + -2P = 20 + 2P + -2P

Combine like terms: -3P + -2P = -5P
100 + -5P = 20 + 2P + -2P

Combine like terms: 2P + -2P = 0
100 + -5P = 20 + 0
100 + -5P = 20

Add '-100' to each side of the equation.
100 + -100 + -5P = 20 + -100

Combine like terms: 100 + -100 = 0
0 + -5P = 20 + -100
-5P = 20 + -100

Combine like terms: 20 + -100 = -80
-5P = -80

Divide each side by '-5'.
P = 16

Simplifying
P = 16

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