x*(x+5)=x^2-15

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Solution for x*(x+5)=x^2-15 equation:


Simplifying
x(x + 5) = x2 + -15

Reorder the terms:
x(5 + x) = x2 + -15
(5 * x + x * x) = x2 + -15
(5x + x2) = x2 + -15

Reorder the terms:
5x + x2 = -15 + x2

Add '-1x2' to each side of the equation.
5x + x2 + -1x2 = -15 + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
5x + 0 = -15 + x2 + -1x2
5x = -15 + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
5x = -15 + 0
5x = -15

Solving
5x = -15

Solving for variable 'x'.

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

Divide each side by '5'.
x = -3

Simplifying
x = -3

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