81x^3=64x^2

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Solution for 81x^3=64x^2 equation:


Simplifying
81x3 = 64x2

Solving
81x3 = 64x2

Solving for variable 'x'.

Reorder the terms:
-64x2 + 81x3 = 64x2 + -64x2

Combine like terms: 64x2 + -64x2 = 0
-64x2 + 81x3 = 0

Factor out the Greatest Common Factor (GCF), 'x2'.
x2(-64 + 81x) = 0

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 '(-64 + 81x)' equal to zero and attempt to solve: Simplifying -64 + 81x = 0 Solving -64 + 81x = 0 Move all terms containing x to the left, all other terms to the right. Add '64' to each side of the equation. -64 + 64 + 81x = 0 + 64 Combine like terms: -64 + 64 = 0 0 + 81x = 0 + 64 81x = 0 + 64 Combine like terms: 0 + 64 = 64 81x = 64 Divide each side by '81'. x = 0.7901234568 Simplifying x = 0.7901234568

Solution

x = {0, 0.7901234568}

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