15(x-2)(x-4)-8(x-3)(x-5)=0

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Solution for 15(x-2)(x-4)-8(x-3)(x-5)=0 equation:


Simplifying
15(x + -2)(x + -4) + -8(x + -3)(x + -5) = 0

Reorder the terms:
15(-2 + x)(x + -4) + -8(x + -3)(x + -5) = 0

Reorder the terms:
15(-2 + x)(-4 + x) + -8(x + -3)(x + -5) = 0

Multiply (-2 + x) * (-4 + x)
15(-2(-4 + x) + x(-4 + x)) + -8(x + -3)(x + -5) = 0
15((-4 * -2 + x * -2) + x(-4 + x)) + -8(x + -3)(x + -5) = 0
15((8 + -2x) + x(-4 + x)) + -8(x + -3)(x + -5) = 0
15(8 + -2x + (-4 * x + x * x)) + -8(x + -3)(x + -5) = 0
15(8 + -2x + (-4x + x2)) + -8(x + -3)(x + -5) = 0

Combine like terms: -2x + -4x = -6x
15(8 + -6x + x2) + -8(x + -3)(x + -5) = 0
(8 * 15 + -6x * 15 + x2 * 15) + -8(x + -3)(x + -5) = 0
(120 + -90x + 15x2) + -8(x + -3)(x + -5) = 0

Reorder the terms:
120 + -90x + 15x2 + -8(-3 + x)(x + -5) = 0

Reorder the terms:
120 + -90x + 15x2 + -8(-3 + x)(-5 + x) = 0

Multiply (-3 + x) * (-5 + x)
120 + -90x + 15x2 + -8(-3(-5 + x) + x(-5 + x)) = 0
120 + -90x + 15x2 + -8((-5 * -3 + x * -3) + x(-5 + x)) = 0
120 + -90x + 15x2 + -8((15 + -3x) + x(-5 + x)) = 0
120 + -90x + 15x2 + -8(15 + -3x + (-5 * x + x * x)) = 0
120 + -90x + 15x2 + -8(15 + -3x + (-5x + x2)) = 0

Combine like terms: -3x + -5x = -8x
120 + -90x + 15x2 + -8(15 + -8x + x2) = 0
120 + -90x + 15x2 + (15 * -8 + -8x * -8 + x2 * -8) = 0
120 + -90x + 15x2 + (-120 + 64x + -8x2) = 0

Reorder the terms:
120 + -120 + -90x + 64x + 15x2 + -8x2 = 0

Combine like terms: 120 + -120 = 0
0 + -90x + 64x + 15x2 + -8x2 = 0
-90x + 64x + 15x2 + -8x2 = 0

Combine like terms: -90x + 64x = -26x
-26x + 15x2 + -8x2 = 0

Combine like terms: 15x2 + -8x2 = 7x2
-26x + 7x2 = 0

Solving
-26x + 7x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-26 + 7x) = 0

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(-26 + 7x)' equal to zero and attempt to solve: Simplifying -26 + 7x = 0 Solving -26 + 7x = 0 Move all terms containing x to the left, all other terms to the right. Add '26' to each side of the equation. -26 + 26 + 7x = 0 + 26 Combine like terms: -26 + 26 = 0 0 + 7x = 0 + 26 7x = 0 + 26 Combine like terms: 0 + 26 = 26 7x = 26 Divide each side by '7'. x = 3.714285714 Simplifying x = 3.714285714

Solution

x = {0, 3.714285714}

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