20x^2+92x-40=

Simple and best practice solution for 20x^2+92x-40= 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 20x^2+92x-40= equation:


Simplifying
20x2 + 92x + -40 = 0

Reorder the terms:
-40 + 92x + 20x2 = 0

Solving
-40 + 92x + 20x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4'.
4(-10 + 23x + 5x2) = 0

Factor a trinomial.
4((-5 + -1x)(2 + -5x)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(-5 + -1x)' equal to zero and attempt to solve: Simplifying -5 + -1x = 0 Solving -5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -1x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -1x = 0 + 5 -1x = 0 + 5 Combine like terms: 0 + 5 = 5 -1x = 5 Divide each side by '-1'. x = -5 Simplifying x = -5

Subproblem 2

Set the factor '(2 + -5x)' equal to zero and attempt to solve: Simplifying 2 + -5x = 0 Solving 2 + -5x = 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 + -5x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -5x = 0 + -2 -5x = 0 + -2 Combine like terms: 0 + -2 = -2 -5x = -2 Divide each side by '-5'. x = 0.4 Simplifying x = 0.4

Solution

x = {-5, 0.4}

See similar equations:

| 6d+11-8d=5 | | x-33.33x=76000 | | -1/2=cos(theta) | | 1+5x=9+x | | 0.3x-1.2=0.1x-0.4 | | 2x-8y=-18 | | 12x(34-2)=3 | | X+x+38+x+13=180 | | 3f/f | | 40=20r | | .05(4.50)x=9500 | | 1-9x=-15-2x | | 10x^2-150x+540=0 | | 2x+14=6x+3 | | 3/5c=335 | | .10(4.50)x=9500 | | -5(4n+8)=5 | | X(0.6x-1.1)=1 | | (x+-0.75)(x+-0.75)= | | 3x+2+4x=6x+7-12 | | 5y+5=8y+7 | | 3*1/8 | | x(.10)(4.50)=9500 | | 2x-4+39+x+6+24=180 | | x^2-1.5x-0.5625= | | 8+6lnx=20 | | 9500(.10)(4.50)=x | | 2x-4+39=180 | | 3x^2-75=10 | | 6x^2-6x=57 | | -7b+5+2b=-22 | | x^2=(6-x)*(8-x) |

Equations solver categories