20x^2-7x=6

Simple and best practice solution for 20x^2-7x=6 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 20x^2-7x=6 equation:


Simplifying
20x2 + -7x = 6

Reorder the terms:
-7x + 20x2 = 6

Solving
-7x + 20x2 = 6

Solving for variable 'x'.

Reorder the terms:
-6 + -7x + 20x2 = 6 + -6

Combine like terms: 6 + -6 = 0
-6 + -7x + 20x2 = 0

Factor a trinomial.
(-2 + -5x)(3 + -4x) = 0

Subproblem 1

Set the factor '(-2 + -5x)' equal to zero and attempt to solve: Simplifying -2 + -5x = 0 Solving -2 + -5x = 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 + -5x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -5x = 0 + 2 -5x = 0 + 2 Combine like terms: 0 + 2 = 2 -5x = 2 Divide each side by '-5'. x = -0.4 Simplifying x = -0.4

Subproblem 2

Set the factor '(3 + -4x)' equal to zero and attempt to solve: Simplifying 3 + -4x = 0 Solving 3 + -4x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -4x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -4x = 0 + -3 -4x = 0 + -3 Combine like terms: 0 + -3 = -3 -4x = -3 Divide each side by '-4'. x = 0.75 Simplifying x = 0.75

Solution

x = {-0.4, 0.75}

See similar equations:

| 10x=3x+14 | | 114=2L*2W | | 2(x+4)=18+4x | | y=0.8x+6.2 | | 9.75x-4.5x= | | 7(-4y*-4y)= | | 7y-2=5y^2 | | log=0.00001 | | 7=x+13 | | 9(5a*abc)= | | -x^2-5x=0 | | -t^2+2t=0 | | -5+x=-1 | | -s^2-2s=0 | | b^2+15b=0 | | 9(b+3)= | | -m^2-12m=0 | | y^2-5y=0 | | -t^2+15t=0 | | 6(c-4)=7(c-8) | | -a^2+10a=0 | | 7X^2+55x-42=0 | | 15(9r)+6=9r+6+51 | | 3x^2-1=5x | | 5(2+2y)-3=-11 | | m^2+4m=0 | | -x^2-14x=0 | | 2(2x-3)+6= | | m^2+9m=0 | | b^2+11b=0 | | 2-2=7s-2s | | A=X^2+7X-18 |

Equations solver categories