5x^2+20x-160=0

Simple and best practice solution for 5x^2+20x-160=0 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 5x^2+20x-160=0 equation:


Simplifying
5x2 + 20x + -160 = 0

Reorder the terms:
-160 + 20x + 5x2 = 0

Solving
-160 + 20x + 5x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '5'.
5(-32 + 4x + x2) = 0

Factor a trinomial.
5((-8 + -1x)(4 + -1x)) = 0

Ignore the factor 5.

Subproblem 1

Set the factor '(-8 + -1x)' equal to zero and attempt to solve: Simplifying -8 + -1x = 0 Solving -8 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -1x = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -1x = 0 + 8 -1x = 0 + 8 Combine like terms: 0 + 8 = 8 -1x = 8 Divide each side by '-1'. x = -8 Simplifying x = -8

Subproblem 2

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Solution

x = {-8, 4}

See similar equations:

| 27x^2+18x= | | F(z)=e^4-z^3 | | 7.7= | | (7X-1)(7X+1)= | | (-35x+15x^2)+(3x+-7)= | | 24(x-3)=7-x | | 5x(3x-7)+(3x-7)= | | 3x+6y-7=4x+7y | | 2(x+4)=x-3 | | 15x+4=8-3x | | 18x^4y-3x^2y^2= | | 47.95=14.95+2.75r | | 18x^2y-3x^2y^2= | | 5(b+2)-3b=4b+4 | | 7x+36=15x+108 | | 7ax-3x=7a^2+4a-3 | | 10n-4=1 | | 1-51=15b | | 2x+2500=12000 | | 18+4(3-Y)=-6 | | 2x(x-1)(x-8)= | | 7m+20-5(m-1)=6m-(8m-5)-2m+4 | | 5x-10*0=-50 | | 2x^3-18x^2+16x= | | 5*0-10y=50 | | 220-5Q=10Q | | mx^2+(2m-1)x+m=0 | | -2*2-5y=10 | | -2x-5*2=10 | | -2*1-5y=10 | | 9t^4+4t^2=0 | | 100-4Q=20 |

Equations solver categories