(3p+8)+12=21

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Solution for (3p+8)+12=21 equation:


Simplifying
(3p + 8) + 12 = 21

Reorder the terms:
(8 + 3p) + 12 = 21

Remove parenthesis around (8 + 3p)
8 + 3p + 12 = 21

Reorder the terms:
8 + 12 + 3p = 21

Combine like terms: 8 + 12 = 20
20 + 3p = 21

Solving
20 + 3p = 21

Solving for variable 'p'.

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

Add '-20' to each side of the equation.
20 + -20 + 3p = 21 + -20

Combine like terms: 20 + -20 = 0
0 + 3p = 21 + -20
3p = 21 + -20

Combine like terms: 21 + -20 = 1
3p = 1

Divide each side by '3'.
p = 0.3333333333

Simplifying
p = 0.3333333333

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