20-p=2(4.5p-25)-10

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Solution for 20-p=2(4.5p-25)-10 equation: 


Simplifying
20 + -1p = 2(4.5p + -25) + -10

Reorder the terms:
20 + -1p = 2(-25 + 4.5p) + -10
20 + -1p = (-25 * 2 + 4.5p * 2) + -10
20 + -1p = (-50 + 9p) + -10

Reorder the terms:
20 + -1p = -50 + -10 + 9p

Combine like terms: -50 + -10 = -60
20 + -1p = -60 + 9p

Solving
20 + -1p = -60 + 9p

Solving for variable 'p'.

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

Add '-9p' to each side of the equation.
20 + -1p + -9p = -60 + 9p + -9p

Combine like terms: -1p + -9p = -10p
20 + -10p = -60 + 9p + -9p

Combine like terms: 9p + -9p = 0
20 + -10p = -60 + 0
20 + -10p = -60

Add '-20' to each side of the equation.
20 + -20 + -10p = -60 + -20

Combine like terms: 20 + -20 = 0
0 + -10p = -60 + -20
-10p = -60 + -20

Combine like terms: -60 + -20 = -80
-10p = -80

Divide each side by '-10'.
p = 8

Simplifying
p = 8

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