6x^2+21x=

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


Simplifying
6x2 + 21x = 0

Reorder the terms:
21x + 6x2 = 0

Solving
21x + 6x2 = 0

Solving for variable 'x'.

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

| 9(2m-3)-4(5+3m)=5 | | 4n+3+n=43 | | 4(x-4)+3(1+5x)=-32 | | 22=-was | | 36=-9(6+1) | | -16t^2+76t+5=12t+5 | | 50+85+x=180 | | -27+15-22x=31 | | -3(-c-6)=3c-6 | | 5-x=2x-10 | | y-3+7y=45 | | 1.2x+3.3x=9.2 | | -2(6x-8)=-12x+16 | | 3x+25=4x+5 | | 5m-10-3m=9 | | X-6=2-x | | 2-r=-12 | | 2(0)=6-4x | | 20y=25000 | | 2(7n+3)-2(6+2n)=-46 | | -6=6x+17 | | 2x=3y+36 | | 7+8x-12=51 | | 4x+1+2*(5+x)=x+71 | | 6x^5-23x^4+29x^3-57x^2+33x+36=0 | | 2p-6(p-8)=-(-7p-4) | | 5k-5=3k+10 | | 29.99+.45(750-500)=34.99+.40(750-500) | | 3(2x-8)=11x-18(x-3) | | 20y=15000 | | -4x+2=6x+22 | | 7-2m=25 |

Equations solver categories