7+12p-2=9p+45-7p

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Solution for 7+12p-2=9p+45-7p equation:


Simplifying
7 + 12p + -2 = 9p + 45 + -7p

Reorder the terms:
7 + -2 + 12p = 9p + 45 + -7p

Combine like terms: 7 + -2 = 5
5 + 12p = 9p + 45 + -7p

Reorder the terms:
5 + 12p = 45 + 9p + -7p

Combine like terms: 9p + -7p = 2p
5 + 12p = 45 + 2p

Solving
5 + 12p = 45 + 2p

Solving for variable 'p'.

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

Add '-2p' to each side of the equation.
5 + 12p + -2p = 45 + 2p + -2p

Combine like terms: 12p + -2p = 10p
5 + 10p = 45 + 2p + -2p

Combine like terms: 2p + -2p = 0
5 + 10p = 45 + 0
5 + 10p = 45

Add '-5' to each side of the equation.
5 + -5 + 10p = 45 + -5

Combine like terms: 5 + -5 = 0
0 + 10p = 45 + -5
10p = 45 + -5

Combine like terms: 45 + -5 = 40
10p = 40

Divide each side by '10'.
p = 4

Simplifying
p = 4

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