20-15x-6x^2+8x=0

Simple and best practice solution for 20-15x-6x^2+8x=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 20-15x-6x^2+8x=0 equation:


Simplifying
20 + -15x + -6x2 + 8x = 0

Reorder the terms:
20 + -15x + 8x + -6x2 = 0

Combine like terms: -15x + 8x = -7x
20 + -7x + -6x2 = 0

Solving
20 + -7x + -6x2 = 0

Solving for variable 'x'.

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

Subproblem 1

Set the factor '(4 + -3x)' equal to zero and attempt to solve: Simplifying 4 + -3x = 0 Solving 4 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -3x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -3x = 0 + -4 -3x = 0 + -4 Combine like terms: 0 + -4 = -4 -3x = -4 Divide each side by '-3'. x = 1.333333333 Simplifying x = 1.333333333

Subproblem 2

Set the factor '(5 + 2x)' equal to zero and attempt to solve: Simplifying 5 + 2x = 0 Solving 5 + 2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 2x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 2x = 0 + -5 2x = 0 + -5 Combine like terms: 0 + -5 = -5 2x = -5 Divide each side by '2'. x = -2.5 Simplifying x = -2.5

Solution

x = {1.333333333, -2.5}

See similar equations:

| 5v-22=2(v-8) | | 6+3x(x)=45 | | x+25=2x+10 | | 1/2(5x-12)= | | B=JX | | 4(x+2)-7x=35 | | 5/3=3y-4 | | 3e^4x=12 | | 9x-3z=20 | | 20-4x=26x | | 13u-8u=20 | | (2x-3)+4=-5x+2(3x+5) | | 5x-3/33 | | 31x*x+21x-85=0 | | 24x^2-18x= | | (3x-1)(7x+6v+4)=Y | | p=2(85)+2(96) | | 7xwhat=196 | | 5x+4a+2b=5840 | | x^2+12x-460=0 | | 4x^8+36x^7+81x^6=0 | | 3(v-2)+7=3v+1 | | 7x+2(x+2)=20-(2x-5) | | 6(6i+14)=3(i+6) | | 5y=56-3y | | -7(2t+7)=119 | | 4(f-2)=36 | | 54=8(x+4) | | 2n-1=15 | | 10(s-5)=123 | | -46=-5x-1/3x | | 2x-7+12x=12x+42+48 |

Equations solver categories