-1=p+7+p

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Solution for -1=p+7+p equation:


Simplifying
-1 = p + 7 + p

Reorder the terms:
-1 = 7 + p + p

Combine like terms: p + p = 2p
-1 = 7 + 2p

Solving
-1 = 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.
-1 + -2p = 7 + 2p + -2p

Combine like terms: 2p + -2p = 0
-1 + -2p = 7 + 0
-1 + -2p = 7

Add '1' to each side of the equation.
-1 + 1 + -2p = 7 + 1

Combine like terms: -1 + 1 = 0
0 + -2p = 7 + 1
-2p = 7 + 1

Combine like terms: 7 + 1 = 8
-2p = 8

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

Simplifying
p = -4

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