(7x+5)(4x+1)(x-5)=0

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Solution for (7x+5)(4x+1)(x-5)=0 equation:


Simplifying
(7x + 5)(4x + 1)(x + -5) = 0

Reorder the terms:
(5 + 7x)(4x + 1)(x + -5) = 0

Reorder the terms:
(5 + 7x)(1 + 4x)(x + -5) = 0

Reorder the terms:
(5 + 7x)(1 + 4x)(-5 + x) = 0

Multiply (5 + 7x) * (1 + 4x)
(5(1 + 4x) + 7x * (1 + 4x))(-5 + x) = 0
((1 * 5 + 4x * 5) + 7x * (1 + 4x))(-5 + x) = 0
((5 + 20x) + 7x * (1 + 4x))(-5 + x) = 0
(5 + 20x + (1 * 7x + 4x * 7x))(-5 + x) = 0
(5 + 20x + (7x + 28x2))(-5 + x) = 0

Combine like terms: 20x + 7x = 27x
(5 + 27x + 28x2)(-5 + x) = 0

Multiply (5 + 27x + 28x2) * (-5 + x)
(5(-5 + x) + 27x * (-5 + x) + 28x2 * (-5 + x)) = 0
((-5 * 5 + x * 5) + 27x * (-5 + x) + 28x2 * (-5 + x)) = 0
((-25 + 5x) + 27x * (-5 + x) + 28x2 * (-5 + x)) = 0
(-25 + 5x + (-5 * 27x + x * 27x) + 28x2 * (-5 + x)) = 0
(-25 + 5x + (-135x + 27x2) + 28x2 * (-5 + x)) = 0
(-25 + 5x + -135x + 27x2 + (-5 * 28x2 + x * 28x2)) = 0
(-25 + 5x + -135x + 27x2 + (-140x2 + 28x3)) = 0

Combine like terms: 5x + -135x = -130x
(-25 + -130x + 27x2 + -140x2 + 28x3) = 0

Combine like terms: 27x2 + -140x2 = -113x2
(-25 + -130x + -113x2 + 28x3) = 0

Solving
-25 + -130x + -113x2 + 28x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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