x(3x-20)=-12

Simple and best practice solution for x(3x-20)=-12 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 x(3x-20)=-12 equation:


Simplifying
x(3x + -20) = -12

Reorder the terms:
x(-20 + 3x) = -12
(-20 * x + 3x * x) = -12
(-20x + 3x2) = -12

Solving
-20x + 3x2 = -12

Solving for variable 'x'.

Reorder the terms:
12 + -20x + 3x2 = -12 + 12

Combine like terms: -12 + 12 = 0
12 + -20x + 3x2 = 0

Factor a trinomial.
(2 + -3x)(6 + -1x) = 0

Subproblem 1

Set the factor '(2 + -3x)' equal to zero and attempt to solve: Simplifying 2 + -3x = 0 Solving 2 + -3x = 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 + -3x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3x = 0 + -2 -3x = 0 + -2 Combine like terms: 0 + -2 = -2 -3x = -2 Divide each side by '-3'. x = 0.6666666667 Simplifying x = 0.6666666667

Subproblem 2

Set the factor '(6 + -1x)' equal to zero and attempt to solve: Simplifying 6 + -1x = 0 Solving 6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1x = 0 + -6 -1x = 0 + -6 Combine like terms: 0 + -6 = -6 -1x = -6 Divide each side by '-1'. x = 6 Simplifying x = 6

Solution

x = {0.6666666667, 6}

See similar equations:

| 7(v+6)=70 | | 1+3h=16 | | 6x+8+2x=100 | | 9x^2+4y^2+9z=0 | | 9x-8y-6=10 | | -9+3x+6x=-54 | | (ab)/ab | | -3x-7=4x+12 | | -6x+10-x=3 | | 12x-26=7x+39 | | x+2+x+70=180 | | 6ln(1.6)(1.6x)=9.4 | | x^2=16171 | | 4x+4=-x+29 | | x(x+6)=-15 | | 3/4m=8-1/2m | | 5x-y-2=-7 | | 5x+1=-23 | | 10-3(1m-2)=8 | | 8x-(3x-10)=40 | | 7ln(1.8)(1.8x)=9.3 | | .1x+.7=-.6 | | -13=-2n | | 15?k=-60 | | 4(x-7)=6(x-15) | | 9y-4(1y+5)=40 | | 7y-x+3=-11 | | -x+6y=28 | | 2*logx=7 | | X/2=30/10 | | 9?a=18 | | y+x=-8 |

Equations solver categories