2x^2=12x-18

Simple and best practice solution for 2x^2=12x-18 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 2x^2=12x-18 equation:


Simplifying
2x2 = 12x + -18

Reorder the terms:
2x2 = -18 + 12x

Solving
2x2 = -18 + 12x

Solving for variable 'x'.

Reorder the terms:
18 + -12x + 2x2 = -18 + 12x + 18 + -12x

Reorder the terms:
18 + -12x + 2x2 = -18 + 18 + 12x + -12x

Combine like terms: -18 + 18 = 0
18 + -12x + 2x2 = 0 + 12x + -12x
18 + -12x + 2x2 = 12x + -12x

Combine like terms: 12x + -12x = 0
18 + -12x + 2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(9 + -6x + x2) = 0

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

Ignore the factor 2.

Subproblem 1

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

Subproblem 2

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

Solution

x = {3, 3}

See similar equations:

| 9x^2-66x+121= | | 16-3q=10 | | 4x^2-40x+100= | | 4x^2+48x+144=0 | | 2x^2=12-18 | | 81x^2-25= | | 48x^2-64x+16= | | 15x^2-4x-3= | | x^2+4x+35=0 | | 2r^2-r-26=2 | | 10x^2=-7x+6 | | 36x^2-5x-1= | | 2x^2+10x-6=0 | | 30x^2-12x+1= | | 4x^2=-16x-16 | | 80x^2+100x+30= | | 4=9k^2 | | 20x^2-13x+2= | | 20a-3a=34 | | 7x^2-36x+5= | | 26=11n+2n | | 5x^2+11x-12= | | 24m+24m=96 | | 4x^2+28x+24= | | 33x=346 | | 4x^2+1= | | 18z=y | | 3x^2-4x-7= | | x^2-11x-5=0 | | 22x^2-13x+1= | | -5m^2=-125 | | 8x^2=12x+8 |

Equations solver categories