2x^2-20x+18=

Simple and best practice solution for 2x^2-20x+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^2-20x+18= equation:


Simplifying
2x2 + -20x + 18 = 0

Reorder the terms:
18 + -20x + 2x2 = 0

Solving
18 + -20x + 2x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(9 + -10x + x2) = 0

Factor a trinomial.
2((1 + -1x)(9 + -1x)) = 0

Ignore the factor 2.

Subproblem 1

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

Subproblem 2

Set the factor '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9

Solution

x = {1, 9}

See similar equations:

| 5(4-m)+8=-9(7m-10)+2 | | 3w^2+15=99 | | x*x*x=11 | | (-6y+5)(-5y+2)=0 | | n^3+6n^2+8n=759 | | f(x)=7x^2+9 | | 2x-10.2= | | 4x-26.0= | | 7v-4=6v-(4-3v) | | n-6-9n=2n+27+3n | | 3x-3.6= | | 1000x+888-6555=14-100x | | 3x-10.8= | | 1000x+888-6555=14 | | 8k-4k=20 | | 41/42*36 | | .06(x+20)+.08(x-10)=4.6 | | 3x+1=10+7 | | (3x+1)/(x-2) | | 36*41/42 | | x^2-90x+2000x=0 | | 2/11*7/9 | | 4x-9=7x-30 | | (4/5)^2-(1/3-1/12)/5/4 | | 1008/504 | | (X^2+13x+40)/(x+6) | | (x-5)(x-2)(x-1)(x+3)(-1/10) | | (x-2)=28 | | (x-2)2=28 | | -(2u-y-1)= | | .50n+5=45.49 | | 45.49=5+2n |

Equations solver categories