8x^2(4x+5)=0

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Solution for 8x^2(4x+5)=0 equation:


Simplifying
8x2(4x + 5) = 0

Reorder the terms:
8x2(5 + 4x) = 0
(5 * 8x2 + 4x * 8x2) = 0
(40x2 + 32x3) = 0

Solving
40x2 + 32x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '8x2'.
8x2(5 + 4x) = 0

Ignore the factor 8.

Subproblem 1

Set the factor 'x2' equal to zero and attempt to solve: Simplifying x2 = 0 Solving x2 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x2 = 0 Take the square root of each side: x = {0}

Subproblem 2

Set the factor '(5 + 4x)' equal to zero and attempt to solve: Simplifying 5 + 4x = 0 Solving 5 + 4x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 4x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 4x = 0 + -5 4x = 0 + -5 Combine like terms: 0 + -5 = -5 4x = -5 Divide each side by '4'. x = -1.25 Simplifying x = -1.25

Solution

x = {0, -1.25}

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