x(2x+5x)x(15x-7x-4)=0

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Solution for x(2x+5x)x(15x-7x-4)=0 equation:


Simplifying
x(2x + 5x) * x(15x + -7x + -4) = 0

Combine like terms: 2x + 5x = 7x
x(7x) * x(15x + -7x + -4) = 0

Remove parenthesis around (7x)
x * 7x * x(15x + -7x + -4) = 0

Reorder the terms:
x * 7x * x(-4 + 15x + -7x) = 0

Combine like terms: 15x + -7x = 8x
x * 7x * x(-4 + 8x) = 0

Reorder the terms for easier multiplication:
7x * x * x(-4 + 8x) = 0

Multiply x * x
7x2 * x(-4 + 8x) = 0

Multiply x2 * x
7x3(-4 + 8x) = 0
(-4 * 7x3 + 8x * 7x3) = 0
(-28x3 + 56x4) = 0

Solving
-28x3 + 56x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '28x3'.
28x3(-1 + 2x) = 0

Ignore the factor 28.

Subproblem 1

Set the factor 'x3' equal to zero and attempt to solve: Simplifying x3 = 0 Solving x3 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x3 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(-1 + 2x)' equal to zero and attempt to solve: Simplifying -1 + 2x = 0 Solving -1 + 2x = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + 2x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + 2x = 0 + 1 2x = 0 + 1 Combine like terms: 0 + 1 = 1 2x = 1 Divide each side by '2'. x = 0.5 Simplifying x = 0.5

Solution

x = {0.5}

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