x^2+2x-p=0

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Solution for x^2+2x-p=0 equation:


Simplifying
x2 + 2x + -1p = 0

Reorder the terms:
-1p + 2x + x2 = 0

Solving
-1p + 2x + x2 = 0

Solving for variable 'p'.

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

Add '-2x' to each side of the equation.
-1p + 2x + -2x + x2 = 0 + -2x

Combine like terms: 2x + -2x = 0
-1p + 0 + x2 = 0 + -2x
-1p + x2 = 0 + -2x
Remove the zero:
-1p + x2 = -2x

Add '-1x2' to each side of the equation.
-1p + x2 + -1x2 = -2x + -1x2

Combine like terms: x2 + -1x2 = 0
-1p + 0 = -2x + -1x2
-1p = -2x + -1x2

Divide each side by '-1'.
p = 2x + x2

Simplifying
p = 2x + x2

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