21x^2-6x=

Simple and best practice solution for 21x^2-6x= 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^2-6x= equation:


Simplifying
21x2 + -6x = 0

Reorder the terms:
-6x + 21x2 = 0

Solving
-6x + 21x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3x'.
3x(-2 + 7x) = 0

Ignore the factor 3.

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(-2 + 7x)' equal to zero and attempt to solve: Simplifying -2 + 7x = 0 Solving -2 + 7x = 0 Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + 7x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + 7x = 0 + 2 7x = 0 + 2 Combine like terms: 0 + 2 = 2 7x = 2 Divide each side by '7'. x = 0.2857142857 Simplifying x = 0.2857142857

Solution

x = {0, 0.2857142857}

See similar equations:

| -10-8(v+1)=-(10v-12) | | y=2.5x^25-3 | | -(-8x+10)=-3(-3x-3) | | x^2+20x+1=6x+5 | | x^2=-14x+4 | | 1-(-8)=X | | -24+3b=6+4(-7b+8) | | x^2=7x-9 | | -40+2p=7p-8(-8-p) | | 2-9=8 | | y=7(4)+8 | | -2x-23=-7(2x+5) | | y=7(0)+8 | | y-1=-4/7(14) | | 12344566427374= | | -r+17=-4r+4(r+3) | | 2x+3+8x-2=180 | | 3(6)-y=9 | | (2x)+64=10x-16 | | 3(9)-(-2)=9 | | Z/a-4=t | | c+3b+4a=p | | y=4(1)+3 | | y=4(0)+3 | | Z+xy=5 | | 7(2.3-.4x)=x+1.5 | | y=4(-1)+3 | | 148=3x-2(7x-8) | | 400*0.13*2=I | | xy+z=5 | | 2(21)+2(90)=p | | 2p^2-5p-2=0 |

Equations solver categories