m^2-9m+20=0

Simple and best practice solution for m^2-9m+20=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 m^2-9m+20=0 equation:


Simplifying
m2 + -9m + 20 = 0

Reorder the terms:
20 + -9m + m2 = 0

Solving
20 + -9m + m2 = 0

Solving for variable 'm'.

Factor a trinomial.
(4 + -1m)(5 + -1m) = 0

Subproblem 1

Set the factor '(4 + -1m)' equal to zero and attempt to solve: Simplifying 4 + -1m = 0 Solving 4 + -1m = 0 Move all terms containing m to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1m = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1m = 0 + -4 -1m = 0 + -4 Combine like terms: 0 + -4 = -4 -1m = -4 Divide each side by '-1'. m = 4 Simplifying m = 4

Subproblem 2

Set the factor '(5 + -1m)' equal to zero and attempt to solve: Simplifying 5 + -1m = 0 Solving 5 + -1m = 0 Move all terms containing m to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1m = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1m = 0 + -5 -1m = 0 + -5 Combine like terms: 0 + -5 = -5 -1m = -5 Divide each side by '-1'. m = 5 Simplifying m = 5

Solution

m = {4, 5}

See similar equations:

| y-13=6 | | 4y+6x=12 | | y=(3-2k)x | | 3(k-2)=2(k+2)+k | | x/5+1=-6 | | P(50)=-0.4(2500)+4000-1600 | | (93/0.75)*9 | | 7x-3(x+2)=2 | | 1+6p+1=8 | | 6b^2+3b+9=9 | | k-14=19 | | 4/1/2+q=9/1/2 | | 2x/3=30 | | 7v+9=2 | | (-5)-(13)= | | 8-2(3x+1)=2(3x-3) | | 4k^2+8k-73=3 | | Z-105=2z^2 | | 1-3/4*e=0 | | 25+x+x=180 | | 2.1x+.6=17.4 | | 11x+9=102.5 | | 24x-18/6 | | Y^2-4y=-4 | | f(x)=10x+1 | | 1/3x-5=16 | | y=2/5x-1 | | 4/7x31/9 | | 10x-18=32 | | -8-(-8)= | | 2x+10+5x-9=x+11 | | (5x-5)/5= |

Equations solver categories