18x^2-45x=-7

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Solution for 18x^2-45x=-7 equation:


Simplifying
18x2 + -45x = -7

Reorder the terms:
-45x + 18x2 = -7

Solving
-45x + 18x2 = -7

Solving for variable 'x'.

Reorder the terms:
7 + -45x + 18x2 = -7 + 7

Combine like terms: -7 + 7 = 0
7 + -45x + 18x2 = 0

Factor a trinomial.
(1 + -6x)(7 + -3x) = 0

Subproblem 1

Set the factor '(1 + -6x)' equal to zero and attempt to solve: Simplifying 1 + -6x = 0 Solving 1 + -6x = 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 + -6x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -6x = 0 + -1 -6x = 0 + -1 Combine like terms: 0 + -1 = -1 -6x = -1 Divide each side by '-6'. x = 0.1666666667 Simplifying x = 0.1666666667

Subproblem 2

Set the factor '(7 + -3x)' equal to zero and attempt to solve: Simplifying 7 + -3x = 0 Solving 7 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -3x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -3x = 0 + -7 -3x = 0 + -7 Combine like terms: 0 + -7 = -7 -3x = -7 Divide each side by '-3'. x = 2.333333333 Simplifying x = 2.333333333

Solution

x = {0.1666666667, 2.333333333}

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