21x^2-6x^3=0

Simple and best practice solution for 21x^2-6x^3=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 21x^2-6x^3=0 equation:


Simplifying
21x2 + -6x3 = 0

Solving
21x2 + -6x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3x2'.
3x2(7 + -2x) = 0

Ignore the factor 3.

Subproblem 1

Set the factor 'x2' equal to zero and attempt to solve: Simplifying x2 = 0 Solving x2 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x2 = 0 Take the square root of each side: x = {0}

Subproblem 2

Set the factor '(7 + -2x)' equal to zero and attempt to solve: Simplifying 7 + -2x = 0 Solving 7 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -2x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -2x = 0 + -7 -2x = 0 + -7 Combine like terms: 0 + -7 = -7 -2x = -7 Divide each side by '-2'. x = 3.5 Simplifying x = 3.5

Solution

x = {0, 3.5}

See similar equations:

| 11b=62 | | (X+28)=3*3(x-6) | | 46-2x=10-8 | | 2(a+1)=3(9-2)-9 | | 9x^2+11x-124=0 | | 0.06(2x-1)-0.01(9x+6)=0.1 | | ln(4x^2)-ln(4)=ln(16) | | 3x+15=-34-5x | | 2w^2+2w-45=0 | | 6x^2+5x-8-8x^2-2x-10=0 | | 2(4x-7)=1 | | 3+10x=21+1x | | x-5y=-1fory | | -8+log-8n=-8 | | n^2*n^2*n=0 | | 4x+3=360 | | 0.5x+22=y | | 17=3k | | X-10=200 | | ln(4)-ln(x+9)=3 | | 74-7b=11 | | 2=3(w+4)-5w | | P=8.65h | | 4x+10+3x+31+4x-8+7x-23+3x+5=180 | | a+(a-2)=(a-5)-(a+3) | | 3(3x-3)=33 | | 4x^2+12x+9=9 | | 5x+3x^2-2x+6x^2= | | 4x+8=280 | | 835=275+n | | 360-79-79= | | 3=75h+10 |

Equations solver categories