5x-4=4x^2-4

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Solution for 5x-4=4x^2-4 equation:


Simplifying
5x + -4 = 4x2 + -4

Reorder the terms:
-4 + 5x = 4x2 + -4

Reorder the terms:
-4 + 5x = -4 + 4x2

Add '4' to each side of the equation.
-4 + 4 + 5x = -4 + 4 + 4x2

Combine like terms: -4 + 4 = 0
0 + 5x = -4 + 4 + 4x2
5x = -4 + 4 + 4x2

Combine like terms: -4 + 4 = 0
5x = 0 + 4x2
5x = 4x2

Solving
5x = 4x2

Solving for variable 'x'.

Combine like terms: 4x2 + -4x2 = 0
5x + -4x2 = 0

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