13=-15+7p

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Solution for 13=-15+7p equation:


Simplifying
13 = -15 + 7p

Solving
13 = -15 + 7p

Solving for variable 'p'.

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

Add '-7p' to each side of the equation.
13 + -7p = -15 + 7p + -7p

Combine like terms: 7p + -7p = 0
13 + -7p = -15 + 0
13 + -7p = -15

Add '-13' to each side of the equation.
13 + -13 + -7p = -15 + -13

Combine like terms: 13 + -13 = 0
0 + -7p = -15 + -13
-7p = -15 + -13

Combine like terms: -15 + -13 = -28
-7p = -28

Divide each side by '-7'.
p = 4

Simplifying
p = 4

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