3p-11=8p-21

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Solution for 3p-11=8p-21 equation:


Simplifying
3p + -11 = 8p + -21

Reorder the terms:
-11 + 3p = 8p + -21

Reorder the terms:
-11 + 3p = -21 + 8p

Solving
-11 + 3p = -21 + 8p

Solving for variable 'p'.

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

Add '-8p' to each side of the equation.
-11 + 3p + -8p = -21 + 8p + -8p

Combine like terms: 3p + -8p = -5p
-11 + -5p = -21 + 8p + -8p

Combine like terms: 8p + -8p = 0
-11 + -5p = -21 + 0
-11 + -5p = -21

Add '11' to each side of the equation.
-11 + 11 + -5p = -21 + 11

Combine like terms: -11 + 11 = 0
0 + -5p = -21 + 11
-5p = -21 + 11

Combine like terms: -21 + 11 = -10
-5p = -10

Divide each side by '-5'.
p = 2

Simplifying
p = 2

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