2x^2+(k+1)x+18=0

Simple and best practice solution for 2x^2+(k+1)x+18=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+(k+1)x+18=0 equation:


Simplifying
2x2 + (k + 1) * x + 18 = 0

Reorder the terms:
2x2 + (1 + k) * x + 18 = 0

Reorder the terms for easier multiplication:
2x2 + x(1 + k) + 18 = 0
2x2 + (1 * x + k * x) + 18 = 0

Reorder the terms:
2x2 + (kx + 1x) + 18 = 0
2x2 + (kx + 1x) + 18 = 0

Reorder the terms:
18 + kx + 1x + 2x2 = 0

Solving
18 + kx + 1x + 2x2 = 0

Solving for variable 'k'.

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

Add '-18' to each side of the equation.
18 + kx + 1x + -18 + 2x2 = 0 + -18

Reorder the terms:
18 + -18 + kx + 1x + 2x2 = 0 + -18

Combine like terms: 18 + -18 = 0
0 + kx + 1x + 2x2 = 0 + -18
kx + 1x + 2x2 = 0 + -18

Combine like terms: 0 + -18 = -18
kx + 1x + 2x2 = -18

Add '-1x' to each side of the equation.
kx + 1x + -1x + 2x2 = -18 + -1x

Combine like terms: 1x + -1x = 0
kx + 0 + 2x2 = -18 + -1x
kx + 2x2 = -18 + -1x

Add '-2x2' to each side of the equation.
kx + 2x2 + -2x2 = -18 + -1x + -2x2

Combine like terms: 2x2 + -2x2 = 0
kx + 0 = -18 + -1x + -2x2
kx = -18 + -1x + -2x2

Divide each side by 'x'.
k = -18x-1 + -1 + -2x

Simplifying
k = -18x-1 + -1 + -2x

Reorder the terms:
k = -1 + -18x-1 + -2x

See similar equations:

| -6y=-100 | | 2/5i=350 | | 5x+12=48+5 | | 4x/9-1/3=x-5/3 | | (2x-7)(4+y)=0 | | 20x^3y^2=30x^2z | | x^2-2px+2p=0 | | x^2-2px+2x=0 | | X/1-x=2/3 | | 39-9/10 | | 4r=-2 | | 17x/12=3 | | 1/2(30*24) | | x+8x-5=0 | | Ln(5x-9)=0 | | i/2/5=350 | | m^3-m^2+2m-2=0 | | 3(4x-5)-3(x-3)+7=1-5x | | 3/5i=350 | | 3n^3-4n^2+9-12=01 | | (x+8)*(y+9)=90 | | (y-6)(y+4)(y-6)=0 | | 3n^3-4n^2+9n-12=09 | | X^2-2x-380=0 | | 6x+5x=5 | | -3n/99 | | 180=66-y | | 1(3+2)+20= | | 2x+8=68 | | 4x+3y+8=0 | | 5(2r-4)-7r=1 | | z^2-z-11/x-3 |

Equations solver categories