20x^2+18x=-7x^2

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Solution for 20x^2+18x=-7x^2 equation:


Simplifying
20x2 + 18x = -7x2

Reorder the terms:
18x + 20x2 = -7x2

Solving
18x + 20x2 = -7x2

Solving for variable 'x'.

Combine like terms: 20x2 + 7x2 = 27x2
18x + 27x2 = -7x2 + 7x2

Combine like terms: -7x2 + 7x2 = 0
18x + 27x2 = 0

Factor out the Greatest Common Factor (GCF), '9x'.
9x(2 + 3x) = 0

Ignore the factor 9.

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 '(2 + 3x)' equal to zero and attempt to solve: Simplifying 2 + 3x = 0 Solving 2 + 3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + 3x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 3x = 0 + -2 3x = 0 + -2 Combine like terms: 0 + -2 = -2 3x = -2 Divide each side by '3'. x = -0.6666666667 Simplifying x = -0.6666666667

Solution

x = {0, -0.6666666667}

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