p-(p+7)=5(p-5)+4p

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Solution for p-(p+7)=5(p-5)+4p equation:


Simplifying
p + -1(p + 7) = 5(p + -5) + 4p

Reorder the terms:
p + -1(7 + p) = 5(p + -5) + 4p
p + (7 * -1 + p * -1) = 5(p + -5) + 4p
p + (-7 + -1p) = 5(p + -5) + 4p

Reorder the terms:
-7 + p + -1p = 5(p + -5) + 4p

Combine like terms: p + -1p = 0
-7 + 0 = 5(p + -5) + 4p
-7 = 5(p + -5) + 4p

Reorder the terms:
-7 = 5(-5 + p) + 4p
-7 = (-5 * 5 + p * 5) + 4p
-7 = (-25 + 5p) + 4p

Combine like terms: 5p + 4p = 9p
-7 = -25 + 9p

Solving
-7 = -25 + 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.
-7 + -9p = -25 + 9p + -9p

Combine like terms: 9p + -9p = 0
-7 + -9p = -25 + 0
-7 + -9p = -25

Add '7' to each side of the equation.
-7 + 7 + -9p = -25 + 7

Combine like terms: -7 + 7 = 0
0 + -9p = -25 + 7
-9p = -25 + 7

Combine like terms: -25 + 7 = -18
-9p = -18

Divide each side by '-9'.
p = 2

Simplifying
p = 2

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