p-3=21-5p

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Solution for p-3=21-5p equation:


Simplifying
p + -3 = 21 + -5p

Reorder the terms:
-3 + p = 21 + -5p

Solving
-3 + p = 21 + -5p

Solving for variable 'p'.

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

Add '5p' to each side of the equation.
-3 + p + 5p = 21 + -5p + 5p

Combine like terms: p + 5p = 6p
-3 + 6p = 21 + -5p + 5p

Combine like terms: -5p + 5p = 0
-3 + 6p = 21 + 0
-3 + 6p = 21

Add '3' to each side of the equation.
-3 + 3 + 6p = 21 + 3

Combine like terms: -3 + 3 = 0
0 + 6p = 21 + 3
6p = 21 + 3

Combine like terms: 21 + 3 = 24
6p = 24

Divide each side by '6'.
p = 4

Simplifying
p = 4

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