m^2-5m+8=0

Simple and best practice solution for m^2-5m+8=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^2-5m+8=0 equation:


Simplifying
m2 + -5m + 8 = 0

Reorder the terms:
8 + -5m + m2 = 0

Solving
8 + -5m + m2 = 0

Solving for variable 'm'.

Begin completing the square.

Move the constant term to the right:

Add '-8' to each side of the equation.
8 + -5m + -8 + m2 = 0 + -8

Reorder the terms:
8 + -8 + -5m + m2 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -5m + m2 = 0 + -8
-5m + m2 = 0 + -8

Combine like terms: 0 + -8 = -8
-5m + m2 = -8

The m term is -5m.  Take half its coefficient (-2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
-5m + 6.25 + m2 = -8 + 6.25

Reorder the terms:
6.25 + -5m + m2 = -8 + 6.25

Combine like terms: -8 + 6.25 = -1.75
6.25 + -5m + m2 = -1.75

Factor a perfect square on the left side:
(m + -2.5)(m + -2.5) = -1.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| X^3+9x^2+27x-31=0 | | (2x-5)(x+4)= | | 3x+7=6x+5 | | 6(b-5)=3(b+2) | | 36-(-9)= | | -4(2x-5)-(7-3x)=4(x+3) | | 6(b-5)=3(b+5) | | 34=x-2x | | 6(5-5)=3(5+2) | | 3x-5=7x-15 | | x-10y=20 | | 4p+6=3p-6 | | 2x+3=-18 | | 71+[-5x+(-2x+3)]=25-[-(3x+4)-(4x+3)] | | 6(5-5)=3(5-2) | | 1*p=2 | | 7n^2+4n-20=0 | | 4x+30=6y | | 3.5x*x=180 | | 2x+7y+14=0 | | x^3-9x+3=0 | | (2x^2)+5x+2=5 | | 24x+81y=6 | | 3y=19.5 | | x=3y-12 | | (3x+2)4x-5= | | 2B+4B-4=14 | | x+3x+(x-5)=75 | | x^7+27x^4=0 | | 2x+13x+45=90 | | 4b^2+a^2-4ab=0 | | A+2A=9 |

Equations solver categories