4x^2+31x=8

Simple and best practice solution for 4x^2+31x=8 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 4x^2+31x=8 equation:


Simplifying
4x2 + 31x = 8

Reorder the terms:
31x + 4x2 = 8

Solving
31x + 4x2 = 8

Solving for variable 'x'.

Reorder the terms:
-8 + 31x + 4x2 = 8 + -8

Combine like terms: 8 + -8 = 0
-8 + 31x + 4x2 = 0

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

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 '(1 + -4x)' equal to zero and attempt to solve: Simplifying 1 + -4x = 0 Solving 1 + -4x = 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 + -4x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -4x = 0 + -1 -4x = 0 + -1 Combine like terms: 0 + -1 = -1 -4x = -1 Divide each side by '-4'. x = 0.25 Simplifying x = 0.25

Solution

x = {-8, 0.25}

See similar equations:

| -2=-(B-52) | | -4+2p=-9+2p+s | | -11+4n=5n-(11+17) | | 5+4(-3-6x)=35-3x | | -8k+s=-7k-1 | | 35=.5*h(4+3) | | -2s-2=-6s+6+4s | | 5(a-3)+2=3a-19 | | -7b-6=-6-7b | | 2c=3(j+m) | | 5-2x+2=12 | | 7y+4(y-6)=5(y+2)-5 | | 4x-2y=20 | | -0.2(-4p+4)-1.2p= | | x^2+10x-5=0 | | -5(2x+9)+5= | | 9(x+3)=3(3x+3)+18 | | m+7.3=6.1 | | -4x+38=-7(-3+3x) | | 5-2(x+2)=12 | | (x+2)+7=(2+x)+7 | | 9=-3-6n+2n | | 4x+5=-5+2x+20 | | 7x-1=3y+8 | | 17=7x+10 | | 0=-x^2+10x-25 | | 5ax-6=3x-c | | n^2=0-7 | | 5+2(x-1)=12 | | x^2=10x-25 | | -5+5v=7(8-8v) | | 3(x-1)=2x-y |

Equations solver categories