-3x^2-11x+20=0

Simple and best practice solution for -3x^2-11x+20=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 -3x^2-11x+20=0 equation:


Simplifying
-3x2 + -11x + 20 = 0

Reorder the terms:
20 + -11x + -3x2 = 0

Solving
20 + -11x + -3x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(4 + -3x)(5 + x) = 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 + x)' equal to zero and attempt to solve: Simplifying 5 + x = 0 Solving 5 + x = 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 + x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + x = 0 + -5 x = 0 + -5 Combine like terms: 0 + -5 = -5 x = -5 Simplifying x = -5

Solution

x = {1.333333333, -5}

See similar equations:

| 40=x^2+2x | | ln(x)=-0.5 | | 4w^4-40w^2=44 | | 4m-3=7 | | -3x-10=-13 | | 5x-5=2x+45 | | (10x-3)=-2x+12 | | 6x+4+7x+2=5x+5 | | 3.75= | | 10x-3=-2x+12 | | n^4-4n^2=60 | | X^2+6x+y^2+10y=20 | | 3n/7-=1/8 | | U-7+8=19 | | 3x-20=x+100 | | 9t+1/2(10-8t)=3t+6 | | 7(1-g)=-3(5+3g) | | 12-4x=x+2 | | 6x-2(x-1)= | | 4x+2=-8+6x | | x^4-32=0 | | -3x+3=10-x | | 4x+2=8+6x | | -7x+10=-8x | | 7(6h+5x-3k)= | | 2h-8=n+17 | | 12x-x-2=30x | | 0.8(220-a)=160 | | -3n-5=-17 | | 9(x+2)=5(x+10) | | 4x+30=2x+50 | | 2(x-3)=42-4x |

Equations solver categories