(x^2-2x-15)(3x+5)=0

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Solution for (x^2-2x-15)(3x+5)=0 equation: 


Simplifying
(x2 + -2x + -15)(3x + 5) = 0

Reorder the terms:
(-15 + -2x + x2)(3x + 5) = 0

Reorder the terms:
(-15 + -2x + x2)(5 + 3x) = 0

Multiply (-15 + -2x + x2) * (5 + 3x)
(-15(5 + 3x) + -2x * (5 + 3x) + x2(5 + 3x)) = 0
((5 * -15 + 3x * -15) + -2x * (5 + 3x) + x2(5 + 3x)) = 0
((-75 + -45x) + -2x * (5 + 3x) + x2(5 + 3x)) = 0
(-75 + -45x + (5 * -2x + 3x * -2x) + x2(5 + 3x)) = 0
(-75 + -45x + (-10x + -6x2) + x2(5 + 3x)) = 0
(-75 + -45x + -10x + -6x2 + (5 * x2 + 3x * x2)) = 0
(-75 + -45x + -10x + -6x2 + (5x2 + 3x3)) = 0

Combine like terms: -45x + -10x = -55x
(-75 + -55x + -6x2 + 5x2 + 3x3) = 0

Combine like terms: -6x2 + 5x2 = -1x2
(-75 + -55x + -1x2 + 3x3) = 0

Solving
-75 + -55x + -1x2 + 3x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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