2x^2+16x-40=0

Simple and best practice solution for 2x^2+16x-40=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 2x^2+16x-40=0 equation:


Simplifying
2x2 + 16x + -40 = 0

Reorder the terms:
-40 + 16x + 2x2 = 0

Solving
-40 + 16x + 2x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-20 + 8x + x2) = 0

Factor a trinomial.
2((-10 + -1x)(2 + -1x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-10 + -1x)' equal to zero and attempt to solve: Simplifying -10 + -1x = 0 Solving -10 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '10' to each side of the equation. -10 + 10 + -1x = 0 + 10 Combine like terms: -10 + 10 = 0 0 + -1x = 0 + 10 -1x = 0 + 10 Combine like terms: 0 + 10 = 10 -1x = 10 Divide each side by '-1'. x = -10 Simplifying x = -10

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 = {-10, 2}

See similar equations:

| 72=6m | | 5-0.67(2k-1)=7 | | -x=-24 | | 39=-3w | | 5x=-75 | | -16v=-32 | | 4x+5yi=32-25i | | 9+4x+4=25 | | 9+4+4=25 | | -54=9q | | 19n-9n+n-11=22 | | 7x+18=3x+46 | | -6(3t+3)=18 | | -54=-6q | | 7p+15-1510p=6 | | 8x+100=300 | | 7(9+x)+9(13-x)=154 | | -2x-10=4 | | 30=-y | | x^2+2xy+y^2=0 | | 3y+10=2y+20 | | 3x+17=41 | | 8n=-32 | | 5x^2-16x+3=0 | | -10k=170 | | 4r=44 | | -100=-4z | | 3(2x-4)=48 | | X-8=-26 | | 9x^2+12x=0 | | -6(4-k)= | | 3(y+5)= |

Equations solver categories