0=-2x^2-9x+18

Solution for 0=-2x^2-9x+18 equation:

Simplifying
0 = -2x2 + -9x + 18

Reorder the terms:
0 = 18 + -9x + -2x2

Solving
0 = 18 + -9x + -2x2

Solving for variable 'x'.

Combine like terms: 0 + -18 = -18
-18 + 9x + 2x2 = 18 + -9x + -2x2 + -18 + 9x + 2x2

Reorder the terms:
-18 + 9x + 2x2 = 18 + -18 + -9x + 9x + -2x2 + 2x2

Combine like terms: 18 + -18 = 0
-18 + 9x + 2x2 = 0 + -9x + 9x + -2x2 + 2x2
-18 + 9x + 2x2 = -9x + 9x + -2x2 + 2x2

Combine like terms: -9x + 9x = 0
-18 + 9x + 2x2 = 0 + -2x2 + 2x2
-18 + 9x + 2x2 = -2x2 + 2x2

Combine like terms: -2x2 + 2x2 = 0
-18 + 9x + 2x2 = 0

Factor a trinomial.
(-6 + -1x)(3 + -2x) = 0

Subproblem 1
Set the factor '(-6 + -1x)' equal to zero and attempt to solve:

Simplifying
-6 + -1x = 0

Solving
-6 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '6' to each side of the equation.
-6 + 6 + -1x = 0 + 6

Combine like terms: -6 + 6 = 0
0 + -1x = 0 + 6
-1x = 0 + 6

Combine like terms: 0 + 6 = 6
-1x = 6

Divide each side by '-1'.
x = -6

Simplifying
x = -6
Subproblem 2
Set the factor '(3 + -2x)' equal to zero and attempt to solve:

Simplifying
3 + -2x = 0

Solving
3 + -2x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-3' to each side of the equation.
3 + -3 + -2x = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -2x = 0 + -3
-2x = 0 + -3

Combine like terms: 0 + -3 = -3
-2x = -3

Divide each side by '-2'.
x = 1.5

Simplifying
x = 1.5
Solution
x = {-6, 1.5}