-21p-5(2-6p)=4(p-4)-39

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Solution for -21p-5(2-6p)=4(p-4)-39 equation:


Simplifying
-21p + -5(2 + -6p) = 4(p + -4) + -39
-21p + (2 * -5 + -6p * -5) = 4(p + -4) + -39
-21p + (-10 + 30p) = 4(p + -4) + -39

Reorder the terms:
-10 + -21p + 30p = 4(p + -4) + -39

Combine like terms: -21p + 30p = 9p
-10 + 9p = 4(p + -4) + -39

Reorder the terms:
-10 + 9p = 4(-4 + p) + -39
-10 + 9p = (-4 * 4 + p * 4) + -39
-10 + 9p = (-16 + 4p) + -39

Reorder the terms:
-10 + 9p = -16 + -39 + 4p

Combine like terms: -16 + -39 = -55
-10 + 9p = -55 + 4p

Solving
-10 + 9p = -55 + 4p

Solving for variable 'p'.

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

Add '-4p' to each side of the equation.
-10 + 9p + -4p = -55 + 4p + -4p

Combine like terms: 9p + -4p = 5p
-10 + 5p = -55 + 4p + -4p

Combine like terms: 4p + -4p = 0
-10 + 5p = -55 + 0
-10 + 5p = -55

Add '10' to each side of the equation.
-10 + 10 + 5p = -55 + 10

Combine like terms: -10 + 10 = 0
0 + 5p = -55 + 10
5p = -55 + 10

Combine like terms: -55 + 10 = -45
5p = -45

Divide each side by '5'.
p = -9

Simplifying
p = -9

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