5k^2+20k=60

Simple and best practice solution for 5k^2+20k=60 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 5k^2+20k=60 equation:


Simplifying
5k2 + 20k = 60

Reorder the terms:
20k + 5k2 = 60

Solving
20k + 5k2 = 60

Solving for variable 'k'.

Reorder the terms:
-60 + 20k + 5k2 = 60 + -60

Combine like terms: 60 + -60 = 0
-60 + 20k + 5k2 = 0

Factor out the Greatest Common Factor (GCF), '5'.
5(-12 + 4k + k2) = 0

Factor a trinomial.
5((-6 + -1k)(2 + -1k)) = 0

Ignore the factor 5.

Subproblem 1

Set the factor '(-6 + -1k)' equal to zero and attempt to solve: Simplifying -6 + -1k = 0 Solving -6 + -1k = 0 Move all terms containing k to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + -1k = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -1k = 0 + 6 -1k = 0 + 6 Combine like terms: 0 + 6 = 6 -1k = 6 Divide each side by '-1'. k = -6 Simplifying k = -6

Subproblem 2

Set the factor '(2 + -1k)' equal to zero and attempt to solve: Simplifying 2 + -1k = 0 Solving 2 + -1k = 0 Move all terms containing k to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1k = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1k = 0 + -2 -1k = 0 + -2 Combine like terms: 0 + -2 = -2 -1k = -2 Divide each side by '-1'. k = 2 Simplifying k = 2

Solution

k = {-6, 2}

See similar equations:

| -5d=-4d+7 | | 10*2(x)=x+5*3 | | -2t^2+t+28=0 | | 6+10x=426 | | (4x+8)(3x^2+4x+7)= | | 13x-1=180 | | x^4-8x^2+3x-1=0 | | a(b-c)= | | -2p^2=16p+24 | | 2x-3y+x+y=11+8 | | g(x)=3f(x+7) | | 2y+9=18 | | f(x)=5x-45 | | -7-7x=-49 | | 0.2x=.5x+3 | | v^2-6v=42 | | 5(7)=2x | | 14=0.5(b+5)4 | | x^3ln(x)= | | 54x+7=-41 | | 1+7x=-6 | | 2x-5+3x-8=7x-6-x | | ln(15x^2)= | | 4y-5=19 | | ln(15x*2)= | | 4(3x+9)=24+12x | | 7-5x=13-17-4x | | 13t=62 | | ln(8-3x)=5 | | 5(x-4)-7=-6 | | c=42-d | | y=-16t^2+60t+6 |

Equations solver categories