m^2+m=20

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


Simplifying
m2 + m = 20

Reorder the terms:
m + m2 = 20

Solving
m + m2 = 20

Solving for variable 'm'.

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

Combine like terms: 20 + -20 = 0
-20 + m + m2 = 0

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

Subproblem 1

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

Subproblem 2

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

Solution

m = {-5, 4}

See similar equations:

| 9x+-3y=-12 | | x^4-3x^2-10x=0 | | 6x+6=86x-4x | | 82-6x=10x+8 | | 3/2p-14=p+13 | | 3d+14=1 | | (5x+7/5)+(6x-8/5)=(-1/3) | | 2/3-n/12=-1/4 | | b/-2-8=-6 | | 12-9x=52-23x | | 6h-8=3h+3-5 | | 113-6x=10x+7 | | 11-4=9x+2 | | 6p-q=19 | | 2x+50=5x+15 | | 2w^2-8w+42-w^2-7w-14=0 | | 22t-30=8t-12 | | 3a-6+(a)-3(a+8)= | | 10-6z+11z^2-6z^3+z^4=0 | | 2w^2-8w+42-w^2+7w-14=0 | | 12x-12=8x+1 | | X^1/3=(0.25)^1/6 | | (4x-3)(x+4)=(x-2)(1-6x) | | (4x-3)(x+4)=(x-2)(2-6x) | | x-4+6(x-5)=10-4x | | 7v-4(v-9)=4(5v+9) | | (3x+4)(x+8)=(x+18)(2x+1) | | -2x+3/4=0 | | (x+2)(x+2)=(x+7)(x-4) | | 4(x-7)=7(x-1) | | 3a-6+a-3(a+8)= | | 3x+1=7x-7 |

Equations solver categories