H(x)=x^2-3x-15

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Solution for H(x)=x^2-3x-15 equation: 


Simplifying
H(x) = x2 + -3x + -15

Multiply H * x
xH = x2 + -3x + -15

Reorder the terms:
xH = -15 + -3x + x2

Solving
xH = -15 + -3x + x2

Solving for variable 'x'.

Reorder the terms:
15 + 3x + xH + -1x2 = -15 + -3x + x2 + 15 + 3x + -1x2

Reorder the terms:
15 + 3x + xH + -1x2 = -15 + 15 + -3x + 3x + x2 + -1x2

Combine like terms: -15 + 15 = 0
15 + 3x + xH + -1x2 = 0 + -3x + 3x + x2 + -1x2
15 + 3x + xH + -1x2 = -3x + 3x + x2 + -1x2

Combine like terms: -3x + 3x = 0
15 + 3x + xH + -1x2 = 0 + x2 + -1x2
15 + 3x + xH + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
15 + 3x + xH + -1x2 = 0

The solution to this equation could not be determined.

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