3m^2-27m+42=0

Simple and best practice solution for 3m^2-27m+42=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 3m^2-27m+42=0 equation:


Simplifying
3m2 + -27m + 42 = 0

Reorder the terms:
42 + -27m + 3m2 = 0

Solving
42 + -27m + 3m2 = 0

Solving for variable 'm'.

Factor out the Greatest Common Factor (GCF), '3'.
3(14 + -9m + m2) = 0

Factor a trinomial.
3((2 + -1m)(7 + -1m)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(2 + -1m)' equal to zero and attempt to solve: Simplifying 2 + -1m = 0 Solving 2 + -1m = 0 Move all terms containing m to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1m = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1m = 0 + -2 -1m = 0 + -2 Combine like terms: 0 + -2 = -2 -1m = -2 Divide each side by '-1'. m = 2 Simplifying m = 2

Subproblem 2

Set the factor '(7 + -1m)' equal to zero and attempt to solve: Simplifying 7 + -1m = 0 Solving 7 + -1m = 0 Move all terms containing m to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1m = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1m = 0 + -7 -1m = 0 + -7 Combine like terms: 0 + -7 = -7 -1m = -7 Divide each side by '-1'. m = 7 Simplifying m = 7

Solution

m = {2, 7}

See similar equations:

| t/6.25=10 | | 4y+6=-9y-12+4y | | 3m^2-27+42=0 | | 1.2b-2.04=-29 | | 5/36f=5/16 | | 8n+2+4n=66-5n | | -3X-7X+1=-9X | | .08t+.5(60-t)= | | 8/3y=24 | | 3(x/2)=15 | | 228=58-v | | 7/3c=1 | | p^2/p^6 | | 8x^2-24x-80=0 | | 5d=3/10 | | 2(y-9)-8=-2(-6y+8)-4y | | -13+2x=17 | | 3(5/2-5y/4)-4y=8 | | 7/6u=42 | | 4v^2-32v+60=0 | | -3x+3=-2x-2 | | -3(4-x)=12 | | .04x+3.9=5.78 | | 40-5x=10-8x | | -2+3=-x+2 | | 0.4+39=5.78 | | 5x+14=-31-4x | | 5x+6=9x-14 | | 9(t-6)+6t=5(3t+4)-10 | | x-4.26=6.73 | | 2/3r=2/5 | | -13+2x= |

Equations solver categories