m^2=-13m-40

Simple and best practice solution for m^2=-13m-40 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=-13m-40 equation:


Simplifying
m2 = -13m + -40

Reorder the terms:
m2 = -40 + -13m

Solving
m2 = -40 + -13m

Solving for variable 'm'.

Reorder the terms:
40 + 13m + m2 = -40 + -13m + 40 + 13m

Reorder the terms:
40 + 13m + m2 = -40 + 40 + -13m + 13m

Combine like terms: -40 + 40 = 0
40 + 13m + m2 = 0 + -13m + 13m
40 + 13m + m2 = -13m + 13m

Combine like terms: -13m + 13m = 0
40 + 13m + m2 = 0

Factor a trinomial.
(8 + m)(5 + m) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(5 + m)' equal to zero and attempt to solve: Simplifying 5 + m = 0 Solving 5 + m = 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 + m = 0 + -5 Combine like terms: 5 + -5 = 0 0 + m = 0 + -5 m = 0 + -5 Combine like terms: 0 + -5 = -5 m = -5 Simplifying m = -5

Solution

m = {-8, -5}

See similar equations:

| 0.79+0.35t=1.58t-0.03 | | (2x6)/4(p)=77 | | 2m^3-10m^2-72m=0 | | 6x-21=28 | | 12k^4+22k^3-70k^2=0 | | 11x-27=20x-27 | | 0.56+0.34t=2.05t-0.58 | | 2p^2=21p-40 | | 200=5(7v-2) | | w^2+16w-225=0 | | 4(7t+1)-7=t-(t+2) | | 3x+43=2x+57 | | 20+5n=n-8 | | -x=18-4x^2 | | 6x=4(X-8) | | Xsquared=720 | | 6r+3=4r+9 | | -9=-4-2x^2 | | (2x+3)+100+51=90 | | 10+8a+1=5a+14 | | X^3-2+(2-3x)=0 | | (2x+3)+100+51=180 | | 3e/8=88686h*l | | 3(20-s)=12 | | 2(2-2x-4x)+8(2x-2)=1 | | -9(x-3)+5=32 | | 2x+3(x+1)=-5x+4 | | 3x+45+2x+55=180 | | -17+x=1+3x | | (5-12y)-(19+18y)= | | 34=2(y-7)+4y | | 10x131/3 |

Equations solver categories