5x^2+8x-13=0

Simple and best practice solution for 5x^2+8x-13=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+8x-13=0 equation:


Simplifying
5x2 + 8x + -13 = 0

Reorder the terms:
-13 + 8x + 5x2 = 0

Solving
-13 + 8x + 5x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-13 + -5x)(1 + -1x) = 0

Subproblem 1

Set the factor '(-13 + -5x)' equal to zero and attempt to solve: Simplifying -13 + -5x = 0 Solving -13 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '13' to each side of the equation. -13 + 13 + -5x = 0 + 13 Combine like terms: -13 + 13 = 0 0 + -5x = 0 + 13 -5x = 0 + 13 Combine like terms: 0 + 13 = 13 -5x = 13 Divide each side by '-5'. x = -2.6 Simplifying x = -2.6

Subproblem 2

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

Solution

x = {-2.6, 1}

See similar equations:

| 5y-9(y+12)= | | x-35+x+83=180 | | x^2-8x+10=-4 | | 3-y=11 | | x-35=x+83 | | 9x+17=6x+2 | | x^2-7x+38=5x+3 | | -x-29=13+13 | | 49=4x-15+2x+10 | | 12+4(z-3)=3z+1 | | 4(x-1)-12=0 | | 9x+14+56=250 | | 15x-20y+7=0 | | 3v+1=v+5 | | 31(y+2)=11(y+7) | | 15x^2+7x-2=0 | | v+5=3v+1 | | x^4-x^3-x^2+16x=12 | | 4*5y=10(y+2) | | .22y-2.2=.12+1-.7y | | 2f^2+7f=9 | | -b-15=-21 | | 15y-10x=1 | | 1(b+2)=-3b | | 2x^2+5=11 | | 7x-29=-34+6x | | M+3.75=-4.15 | | A-(-12)=6 | | 9x-2=-29 | | k=9r-4 | | -6x-1=71 | | x^2-y= |

Equations solver categories