m^2-24m+9=0

Simple and best practice solution for m^2-24m+9=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^2-24m+9=0 equation:


Simplifying
m2 + -24m + 9 = 0

Reorder the terms:
9 + -24m + m2 = 0

Solving
9 + -24m + m2 = 0

Solving for variable 'm'.

Begin completing the square.

Move the constant term to the right:

Add '-9' to each side of the equation.
9 + -24m + -9 + m2 = 0 + -9

Reorder the terms:
9 + -9 + -24m + m2 = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -24m + m2 = 0 + -9
-24m + m2 = 0 + -9

Combine like terms: 0 + -9 = -9
-24m + m2 = -9

The m term is -24m.  Take half its coefficient (-12).
Square it (144) and add it to both sides.

Add '144' to each side of the equation.
-24m + 144 + m2 = -9 + 144

Reorder the terms:
144 + -24m + m2 = -9 + 144

Combine like terms: -9 + 144 = 135
144 + -24m + m2 = 135

Factor a perfect square on the left side:
(m + -12)(m + -12) = 135

Calculate the square root of the right side: 11.618950039

Break this problem into two subproblems by setting 
(m + -12) equal to 11.618950039 and -11.618950039.

Subproblem 1

m + -12 = 11.618950039 Simplifying m + -12 = 11.618950039 Reorder the terms: -12 + m = 11.618950039 Solving -12 + m = 11.618950039 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '12' to each side of the equation. -12 + 12 + m = 11.618950039 + 12 Combine like terms: -12 + 12 = 0 0 + m = 11.618950039 + 12 m = 11.618950039 + 12 Combine like terms: 11.618950039 + 12 = 23.618950039 m = 23.618950039 Simplifying m = 23.618950039

Subproblem 2

m + -12 = -11.618950039 Simplifying m + -12 = -11.618950039 Reorder the terms: -12 + m = -11.618950039 Solving -12 + m = -11.618950039 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '12' to each side of the equation. -12 + 12 + m = -11.618950039 + 12 Combine like terms: -12 + 12 = 0 0 + m = -11.618950039 + 12 m = -11.618950039 + 12 Combine like terms: -11.618950039 + 12 = 0.381049961 m = 0.381049961 Simplifying m = 0.381049961

Solution

The solution to the problem is based on the solutions from the subproblems. m = {23.618950039, 0.381049961}

See similar equations:

| m+20=40 | | 5x^2+4x=170 | | -14f=-29f^2 | | y-1/3=2/7 | | d+36=120 | | 0x+7y+15=0 | | 10x^2-21x-50=0 | | -62+3x=11x+90 | | x^2+xy+3x+2y+5= | | (11+5)+25*(12-10)= | | 1/3w=9 | | 21x-40=2 | | 7x=-2x-5 | | 6j^2+11j-2=0 | | 4(3x+3)+6(x-1)= | | 4a-15=27+a | | 2x-40=2 | | Ax^2+box+5=0 | | 5-1x= | | 2v^2+29v-15=0 | | 5(9+1)=10 | | 34/X=.11 | | -3(k-2)= | | 10x^3-21x^2-50x-16=0 | | x=a-y/b | | 3x+2x=8500 | | X^2+4x=6000 | | 8(-9n-5)= | | y=a+b*x | | 8x+4=7x-8 | | r-20=98 | | n/7-14=-3 |

Equations solver categories