120-20p=-30+30p

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Solution for 120-20p=-30+30p equation:


Simplifying
120 + -20p = -30 + 30p

Solving
120 + -20p = -30 + 30p

Solving for variable 'p'.

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

Add '-30p' to each side of the equation.
120 + -20p + -30p = -30 + 30p + -30p

Combine like terms: -20p + -30p = -50p
120 + -50p = -30 + 30p + -30p

Combine like terms: 30p + -30p = 0
120 + -50p = -30 + 0
120 + -50p = -30

Add '-120' to each side of the equation.
120 + -120 + -50p = -30 + -120

Combine like terms: 120 + -120 = 0
0 + -50p = -30 + -120
-50p = -30 + -120

Combine like terms: -30 + -120 = -150
-50p = -150

Divide each side by '-50'.
p = 3

Simplifying
p = 3

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