p-9=-1+p+2p

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Solution for p-9=-1+p+2p equation:


Simplifying
p + -9 = -1 + p + 2p

Reorder the terms:
-9 + p = -1 + p + 2p

Combine like terms: p + 2p = 3p
-9 + p = -1 + 3p

Solving
-9 + p = -1 + 3p

Solving for variable 'p'.

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

Add '-3p' to each side of the equation.
-9 + p + -3p = -1 + 3p + -3p

Combine like terms: p + -3p = -2p
-9 + -2p = -1 + 3p + -3p

Combine like terms: 3p + -3p = 0
-9 + -2p = -1 + 0
-9 + -2p = -1

Add '9' to each side of the equation.
-9 + 9 + -2p = -1 + 9

Combine like terms: -9 + 9 = 0
0 + -2p = -1 + 9
-2p = -1 + 9

Combine like terms: -1 + 9 = 8
-2p = 8

Divide each side by '-2'.
p = -4

Simplifying
p = -4

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