45x^2+15x^2-30x=0

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Solution for 45x^2+15x^2-30x=0 equation:


Simplifying
45x2 + 15x2 + -30x = 0

Reorder the terms:
-30x + 45x2 + 15x2 = 0

Combine like terms: 45x2 + 15x2 = 60x2
-30x + 60x2 = 0

Solving
-30x + 60x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '30x'.
30x(-1 + 2x) = 0

Ignore the factor 30.

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 + 2x)' equal to zero and attempt to solve: Simplifying -1 + 2x = 0 Solving -1 + 2x = 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 + 2x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + 2x = 0 + 1 2x = 0 + 1 Combine like terms: 0 + 1 = 1 2x = 1 Divide each side by '2'. x = 0.5 Simplifying x = 0.5

Solution

x = {0, 0.5}

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