2p-9=-12-8(p-10)

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Solution for 2p-9=-12-8(p-10) equation:


Simplifying
2p + -9 = -12 + -8(p + -10)

Reorder the terms:
-9 + 2p = -12 + -8(p + -10)

Reorder the terms:
-9 + 2p = -12 + -8(-10 + p)
-9 + 2p = -12 + (-10 * -8 + p * -8)
-9 + 2p = -12 + (80 + -8p)

Combine like terms: -12 + 80 = 68
-9 + 2p = 68 + -8p

Solving
-9 + 2p = 68 + -8p

Solving for variable 'p'.

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

Add '8p' to each side of the equation.
-9 + 2p + 8p = 68 + -8p + 8p

Combine like terms: 2p + 8p = 10p
-9 + 10p = 68 + -8p + 8p

Combine like terms: -8p + 8p = 0
-9 + 10p = 68 + 0
-9 + 10p = 68

Add '9' to each side of the equation.
-9 + 9 + 10p = 68 + 9

Combine like terms: -9 + 9 = 0
0 + 10p = 68 + 9
10p = 68 + 9

Combine like terms: 68 + 9 = 77
10p = 77

Divide each side by '10'.
p = 7.7

Simplifying
p = 7.7

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