-18p-4(3-6p)=3(p-6)-21

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Solution for -18p-4(3-6p)=3(p-6)-21 equation:


Simplifying
-18p + -4(3 + -6p) = 3(p + -6) + -21
-18p + (3 * -4 + -6p * -4) = 3(p + -6) + -21
-18p + (-12 + 24p) = 3(p + -6) + -21

Reorder the terms:
-12 + -18p + 24p = 3(p + -6) + -21

Combine like terms: -18p + 24p = 6p
-12 + 6p = 3(p + -6) + -21

Reorder the terms:
-12 + 6p = 3(-6 + p) + -21
-12 + 6p = (-6 * 3 + p * 3) + -21
-12 + 6p = (-18 + 3p) + -21

Reorder the terms:
-12 + 6p = -18 + -21 + 3p

Combine like terms: -18 + -21 = -39
-12 + 6p = -39 + 3p

Solving
-12 + 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.
-12 + 6p + -3p = -39 + 3p + -3p

Combine like terms: 6p + -3p = 3p
-12 + 3p = -39 + 3p + -3p

Combine like terms: 3p + -3p = 0
-12 + 3p = -39 + 0
-12 + 3p = -39

Add '12' to each side of the equation.
-12 + 12 + 3p = -39 + 12

Combine like terms: -12 + 12 = 0
0 + 3p = -39 + 12
3p = -39 + 12

Combine like terms: -39 + 12 = -27
3p = -27

Divide each side by '3'.
p = -9

Simplifying
p = -9

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