2x^2-x-6=

Simple and best practice solution for 2x^2-x-6= 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-x-6= equation:


Simplifying
2x2 + -1x + -6 = 0

Reorder the terms:
-6 + -1x + 2x2 = 0

Solving
-6 + -1x + 2x2 = 0

Solving for variable 'x'.

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

Subproblem 1

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

Subproblem 2

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Solution

x = {-1.5, 2}

See similar equations:

| 3x+2=2(x+1) | | r+(1/3)-(8/5)=(22/5) | | 3X+480=5X | | 2w*w=18 | | 5x+2=x-10 | | =x^2-10x+11 | | -5(-17a)= | | 4x-4=2x-28 | | (3x+8)+(5x-20)+(5x+4y)= | | ln(4x+1)=0 | | g(x)=x^2-10x+11 | | 5(x+7)=71x | | (5/4)m+1+4=(15/2) | | -5(x-4)=-15 | | 4(x-3)-2(x-1)=0 | | (3/2)n+(9/4)-1=-1 | | -18=-8y+6(y-5) | | 16t^2+112t+128= | | -(15x^4-4x^3+9)= | | 38765592-45644576457=3.75685 | | 16t^2+112+128= | | 2(x+1)=4-3(x-2) | | 4w+5=-15 | | 13.99(x-12.00)=209.85 | | 24x^2+59+36= | | 13.99(x-12.00)=1000.00 | | x^3+x^2+7x+35= | | 13.99(x-12.00)=97.93 | | 8+4=3x-21 | | e=682 | | -(7/2)x-(5/2)+2x=-(17/5) | | x+9=2x+7 |

Equations solver categories