7+2p-2=7p+9-4p

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Solution for 7+2p-2=7p+9-4p equation:


Simplifying
7 + 2p + -2 = 7p + 9 + -4p

Reorder the terms:
7 + -2 + 2p = 7p + 9 + -4p

Combine like terms: 7 + -2 = 5
5 + 2p = 7p + 9 + -4p

Reorder the terms:
5 + 2p = 9 + 7p + -4p

Combine like terms: 7p + -4p = 3p
5 + 2p = 9 + 3p

Solving
5 + 2p = 9 + 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.
5 + 2p + -3p = 9 + 3p + -3p

Combine like terms: 2p + -3p = -1p
5 + -1p = 9 + 3p + -3p

Combine like terms: 3p + -3p = 0
5 + -1p = 9 + 0
5 + -1p = 9

Add '-5' to each side of the equation.
5 + -5 + -1p = 9 + -5

Combine like terms: 5 + -5 = 0
0 + -1p = 9 + -5
-1p = 9 + -5

Combine like terms: 9 + -5 = 4
-1p = 4

Divide each side by '-1'.
p = -4

Simplifying
p = -4

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