-3(p-4)+6(-1+7p)=-72

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Solution for -3(p-4)+6(-1+7p)=-72 equation:


Simplifying
-3(p + -4) + 6(-1 + 7p) = -72

Reorder the terms:
-3(-4 + p) + 6(-1 + 7p) = -72
(-4 * -3 + p * -3) + 6(-1 + 7p) = -72
(12 + -3p) + 6(-1 + 7p) = -72
12 + -3p + (-1 * 6 + 7p * 6) = -72
12 + -3p + (-6 + 42p) = -72

Reorder the terms:
12 + -6 + -3p + 42p = -72

Combine like terms: 12 + -6 = 6
6 + -3p + 42p = -72

Combine like terms: -3p + 42p = 39p
6 + 39p = -72

Solving
6 + 39p = -72

Solving for variable 'p'.

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

Add '-6' to each side of the equation.
6 + -6 + 39p = -72 + -6

Combine like terms: 6 + -6 = 0
0 + 39p = -72 + -6
39p = -72 + -6

Combine like terms: -72 + -6 = -78
39p = -78

Divide each side by '39'.
p = -2

Simplifying
p = -2

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