28x^2+13x-6=0

Simple and best practice solution for 28x^2+13x-6=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 28x^2+13x-6=0 equation:


Simplifying
28x2 + 13x + -6 = 0

Reorder the terms:
-6 + 13x + 28x2 = 0

Solving
-6 + 13x + 28x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-3 + -4x)(2 + -7x) = 0

Subproblem 1

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

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 = {-0.75, 0.2857142857}

See similar equations:

| 3x+12=-5 | | 2b^2-20b+42=0 | | 38x^2+13x-6=0 | | 0.75x-4=7+.5x | | 14*14+13y=50 | | 0=-16x^2+760 | | (40000x)(24800)=(x-162500)(49600) | | x+(x+75000)=6000000000 | | 0=-16x^2+700 | | 4+6x-9x=3 | | 5q+9=0 | | 6c^2+31+18= | | 4.5q-5.7-4.7q=-1.2q-1.2 | | w+w+4=334 | | 5x^2-6x= | | n-13=-36 | | 2x=9x+14 | | 15x^2-19xy-10y^2= | | 110=0.81t^2 | | w+w+6=334 | | t-40=-16 | | 0.6667(x-4)=0.3333(2x-6) | | -3*-5+4+5*-5=-6 | | (8n-3n^4+10n^2)(3n^2+11n^4)= | | p-37=-20 | | 10y+3-9y+5=15 | | 28x-16-12x=4(4x-5)+4 | | x^2-5x-266=0 | | 6-3(x-2)=4x-(x+8) | | 2n^2-11n+12=0 | | -(7y+5)-(-6y-6)=-5 | | x^2+x=2x+20 |

Equations solver categories