42x^2-15x^2-3x=0

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Solution for 42x^2-15x^2-3x=0 equation:


Simplifying
42x2 + -15x2 + -3x = 0

Reorder the terms:
-3x + 42x2 + -15x2 = 0

Combine like terms: 42x2 + -15x2 = 27x2
-3x + 27x2 = 0

Solving
-3x + 27x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3x'.
3x(-1 + 9x) = 0

Ignore the factor 3.

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 '(-1 + 9x)' equal to zero and attempt to solve: Simplifying -1 + 9x = 0 Solving -1 + 9x = 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 + 9x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + 9x = 0 + 1 9x = 0 + 1 Combine like terms: 0 + 1 = 1 9x = 1 Divide each side by '9'. x = 0.1111111111 Simplifying x = 0.1111111111

Solution

x = {0, 0.1111111111}

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