9x^2+5=18x

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Solution for 9x^2+5=18x equation:


Simplifying
9x2 + 5 = 18x

Reorder the terms:
5 + 9x2 = 18x

Solving
5 + 9x2 = 18x

Solving for variable 'x'.

Reorder the terms:
5 + -18x + 9x2 = 18x + -18x

Combine like terms: 18x + -18x = 0
5 + -18x + 9x2 = 0

Factor a trinomial.
(1 + -3x)(5 + -3x) = 0

Subproblem 1

Set the factor '(1 + -3x)' equal to zero and attempt to solve: Simplifying 1 + -3x = 0 Solving 1 + -3x = 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 + -3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3x = 0 + -1 -3x = 0 + -1 Combine like terms: 0 + -1 = -1 -3x = -1 Divide each side by '-3'. x = 0.3333333333 Simplifying x = 0.3333333333

Subproblem 2

Set the factor '(5 + -3x)' equal to zero and attempt to solve: Simplifying 5 + -3x = 0 Solving 5 + -3x = 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 + -3x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -3x = 0 + -5 -3x = 0 + -5 Combine like terms: 0 + -5 = -5 -3x = -5 Divide each side by '-3'. x = 1.666666667 Simplifying x = 1.666666667

Solution

x = {0.3333333333, 1.666666667}

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