20x^2+7x+11=17

Simple and best practice solution for 20x^2+7x+11=17 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+11=17 equation:


Simplifying
20x2 + 7x + 11 = 17

Reorder the terms:
11 + 7x + 20x2 = 17

Solving
11 + 7x + 20x2 = 17

Solving for variable 'x'.

Reorder the terms:
11 + -17 + 7x + 20x2 = 17 + -17

Combine like terms: 11 + -17 = -6
-6 + 7x + 20x2 = 17 + -17

Combine like terms: 17 + -17 = 0
-6 + 7x + 20x2 = 0

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

Solution

x = {-0.75, 0.4}

See similar equations:

| 2x-4=10-68 | | 2x+12=-68-8x | | 4x+22=11x-34 | | 134-2x=6x+22 | | 10x-9=8x+3 | | -11-5x=10-8x | | 11-3x+7=21x+28-11 | | 89-4=9x+24 | | 3x+20=11x-76 | | 17x^2+8xy-7y^2-16x-32y-17=0 | | 8x+6=4x+22 | | 8x-9=55 | | 5x+34=8x+10 | | z^2=63z | | 7k-8=28+24k | | 10x+8=6x+36 | | 5x*3.4x*2= | | 4x^2-6-10=0 | | 5t+17=27+8t | | 86=8+2x | | 2x+3=28x | | 7s-9=68 | | 50-7x=2x+20 | | 6w-14=18w | | 4b+6=30 | | 11-9x=110-30x | | 3y+11=41 | | 11-9x=110-30 | | 4c+1=13 | | 7y+2=23 | | -14-8x=10x+22 | | 6s-1=17 |

Equations solver categories