2x^2+18=12x

Simple and best practice solution for 2x^2+18=12x 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+18=12x equation:


Simplifying
2x2 + 18 = 12x

Reorder the terms:
18 + 2x2 = 12x

Solving
18 + 2x2 = 12x

Solving for variable 'x'.

Reorder the terms:
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:

| 5x-21=-2x+28 | | 16*3+20/2-16= | | 10x^3-69x^2+108x=0 | | 20x+-15=18x+-7 | | 80+20/4*8= | | 12-9x=84-37x | | 50*3/50+17/2= | | -146-9x=8x+25 | | 3x+2(x+1)=3x+12 | | 6x+10=37-10x | | a+39=-60 | | b+14=25 | | 111-6x=30x+19 | | 5+7(ac+3b)+3ac=0 | | 11-8x=63-36x | | 4(6+8)+2(9-7)=0 | | 4n-11=2n+11 | | 16*8+10/2= | | 11-.5t=.33t-14 | | 1+3n=n+2 | | 7+4xz+5(2xz+2y)=0 | | 3(a-3)+2(a-1)=3 | | (n+2)(n-3)= | | 5n-4=2n+5 | | 111-4x=4x+23 | | 6n-1=3n+8 | | 4(2r+3s)-4r=0 | | 81-2x=4x+14 | | 48-2x=18+8x | | 3n+7=n+15 | | 7x+8(2y+2x)=0 | | 3(4+1)+2(3-1)=0 |

Equations solver categories