21x^2-40x-21=equation

Simple and best practice solution for 21x^2-40x-21=equation 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 21x^2-40x-21=equation equation: 


Simplifying
21x2 + -40x + -21 = equation

Reorder the terms:
-21 + -40x + 21x2 = equation

Solving
-21 + -40x + 21x2 = aeinoqtu

Solving for variable 'x'.

Reorder the terms:
-21 + -1aeinoqtu + -40x + 21x2 = aeinoqtu + -1aeinoqtu

Combine like terms: aeinoqtu + -1aeinoqtu = 0
-21 + -1aeinoqtu + -40x + 21x2 = 0

The solution to this equation could not be determined.

See similar equations:

| 46gh=6g^3h^6 | | e^2x-1=18 | | 26x^2-19xy+3y^2=equation | | 4x+12=3+4x | | 2/3x-1=-3x/4 | | -12+x=-9 | | 21x^3=28x^5 | | f(x)=6x^-8/3-2x^-2/3 | | X+2y-20=0 | | -5(6x+1)=55 | | -2x+13+4x+13=2 | | -y/3=-18 | | x^2+144x+2659=0 | | 48a^6=38a | | 9x^4-279x^2-2396=0 | | -x-3x=6 | | 7p=228 | | 0=20x^3+6x-2 | | M/3=-9 | | -3y-7=-10-6y-6y | | 9+9=45-9x | | f(x)2x^2+4x+1= | | 3(x-6)-2x=32 | | 1/3√9x | | 2(4-3x)=68 | | m^2-12m+69=0 | | 35g-13=-103 | | 6*x^3-9=0 | | 6x^2-40+x=0 | | 6*x^5-9=0 | | 2u+5=-3 | | f(x)=(0.7x+6)(0.4x-8) |

Equations solver categories