5x^2+8x+k=0

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


Simplifying
5x2 + 8x + k = 0

Reorder the terms:
k + 8x + 5x2 = 0

Solving
k + 8x + 5x2 = 0

Solving for variable 'k'.

Move all terms containing k to the left, all other terms to the right.

Add '-8x' to each side of the equation.
k + 8x + -8x + 5x2 = 0 + -8x

Combine like terms: 8x + -8x = 0
k + 0 + 5x2 = 0 + -8x
k + 5x2 = 0 + -8x
Remove the zero:
k + 5x2 = -8x

Add '-5x2' to each side of the equation.
k + 5x2 + -5x2 = -8x + -5x2

Combine like terms: 5x2 + -5x2 = 0
k + 0 = -8x + -5x2
k = -8x + -5x2

Simplifying
k = -8x + -5x2

See similar equations:

| 22-2(x-4)=8-5(x+1) | | 7p-2=54+3p | | 5(-4w-8)= | | 3.2(y+1)=2(1.4y-3) | | 2t^2+5t-10=0 | | 97-2x=16x+23 | | 10-2x=-6 | | 5x+2-2x= | | 2z-31=-9z | | -19x-34=54-x | | 5.85b=8.68+3.86b | | 4(d-8)= | | 177-5x=5x+12 | | 3(-3k+5)= | | (x*13.5)+(.5x*5)=1400 | | (x*13.5)+(y*5)=1400 | | 6(-y-4)= | | .33(b-9)=b+9 | | 3.2=0.4n | | 2(y+4)=8 | | 3c-2=-20 | | 4x+70=4x+70 | | 5c+8a=1614 | | y+8=11 | | 11(5z-2)= | | 105-3x=42x+20 | | 3x+(-2)=-20 | | 15=3j | | 2/5+3/10=14 | | 2/5+3/10= | | 10=2+2x/5 | | 8(2g-5)= |

Equations solver categories