15=7-2p

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Solution for 15=7-2p equation:


Simplifying
15 = 7 + -2p

Solving
15 = 7 + -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.
15 + 2p = 7 + -2p + 2p

Combine like terms: -2p + 2p = 0
15 + 2p = 7 + 0
15 + 2p = 7

Add '-15' to each side of the equation.
15 + -15 + 2p = 7 + -15

Combine like terms: 15 + -15 = 0
0 + 2p = 7 + -15
2p = 7 + -15

Combine like terms: 7 + -15 = -8
2p = -8

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

Simplifying
p = -4

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