-9p-5(6-3p)=3(p-6)-21

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Solution for -9p-5(6-3p)=3(p-6)-21 equation:


Simplifying
-9p + -5(6 + -3p) = 3(p + -6) + -21
-9p + (6 * -5 + -3p * -5) = 3(p + -6) + -21
-9p + (-30 + 15p) = 3(p + -6) + -21

Reorder the terms:
-30 + -9p + 15p = 3(p + -6) + -21

Combine like terms: -9p + 15p = 6p
-30 + 6p = 3(p + -6) + -21

Reorder the terms:
-30 + 6p = 3(-6 + p) + -21
-30 + 6p = (-6 * 3 + p * 3) + -21
-30 + 6p = (-18 + 3p) + -21

Reorder the terms:
-30 + 6p = -18 + -21 + 3p

Combine like terms: -18 + -21 = -39
-30 + 6p = -39 + 3p

Solving
-30 + 6p = -39 + 3p

Solving for variable 'p'.

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

Add '-3p' to each side of the equation.
-30 + 6p + -3p = -39 + 3p + -3p

Combine like terms: 6p + -3p = 3p
-30 + 3p = -39 + 3p + -3p

Combine like terms: 3p + -3p = 0
-30 + 3p = -39 + 0
-30 + 3p = -39

Add '30' to each side of the equation.
-30 + 30 + 3p = -39 + 30

Combine like terms: -30 + 30 = 0
0 + 3p = -39 + 30
3p = -39 + 30

Combine like terms: -39 + 30 = -9
3p = -9

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

Simplifying
p = -3

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