9k^2-45k+56=0

Simple and best practice solution for 9k^2-45k+56=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 9k^2-45k+56=0 equation:


Simplifying
9k2 + -45k + 56 = 0

Reorder the terms:
56 + -45k + 9k2 = 0

Solving
56 + -45k + 9k2 = 0

Solving for variable 'k'.

Factor a trinomial.
(7 + -3k)(8 + -3k) = 0

Subproblem 1

Set the factor '(7 + -3k)' equal to zero and attempt to solve: Simplifying 7 + -3k = 0 Solving 7 + -3k = 0 Move all terms containing k to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -3k = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -3k = 0 + -7 -3k = 0 + -7 Combine like terms: 0 + -7 = -7 -3k = -7 Divide each side by '-3'. k = 2.333333333 Simplifying k = 2.333333333

Subproblem 2

Set the factor '(8 + -3k)' equal to zero and attempt to solve: Simplifying 8 + -3k = 0 Solving 8 + -3k = 0 Move all terms containing k to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -3k = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -3k = 0 + -8 -3k = 0 + -8 Combine like terms: 0 + -8 = -8 -3k = -8 Divide each side by '-3'. k = 2.666666667 Simplifying k = 2.666666667

Solution

k = {2.333333333, 2.666666667}

See similar equations:

| 3x-4+5x-26= | | 2(b+1)-(6+b)=-5 | | Z^2-8z+12=0 | | 4n^2-33n+8=0 | | 8x=5x-9 | | -13=-4x | | -2-3(p-3)=-14 | | -5=-9u-3 | | 9p^2+14p-8=0 | | 4x^2+9x=-3 | | 6(p-1)=42 | | -3=-4x+10 | | 4q+5-7q=1 | | 4b^2-7b-30=0 | | -3(12x+15)-12x-20=-2(3x-12)+8x+76+5x | | Fx^2+gx+h=0 | | 10x^2-35=65x | | x+15=60 | | 16x^2=64 | | 2(a+2)-(7+b)=-6 | | Z-20=6z | | -6=-4+5 | | 7b-5+b=35 | | 6n^2+11n-7=0 | | 3g-7=32 | | -41=x(-23) | | x-11=33 | | 12+7a=4a-3 | | 3(3t-14)=4 | | y=4x*-2-5 | | 7(w-6)=9w | | (3y-4)(4y-1)=0 |

Equations solver categories