20x^2-12x=11

Simple and best practice solution for 20x^2-12x=11 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^2-12x=11 equation:


Simplifying
20x2 + -12x = 11

Reorder the terms:
-12x + 20x2 = 11

Solving
-12x + 20x2 = 11

Solving for variable 'x'.

Reorder the terms:
-11 + -12x + 20x2 = 11 + -11

Combine like terms: 11 + -11 = 0
-11 + -12x + 20x2 = 0

Factor a trinomial.
(-1 + -2x)(11 + -10x) = 0

Subproblem 1

Set the factor '(-1 + -2x)' equal to zero and attempt to solve: Simplifying -1 + -2x = 0 Solving -1 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -2x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -2x = 0 + 1 -2x = 0 + 1 Combine like terms: 0 + 1 = 1 -2x = 1 Divide each side by '-2'. x = -0.5 Simplifying x = -0.5

Subproblem 2

Set the factor '(11 + -10x)' equal to zero and attempt to solve: Simplifying 11 + -10x = 0 Solving 11 + -10x = 0 Move all terms containing x to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + -10x = 0 + -11 Combine like terms: 11 + -11 = 0 0 + -10x = 0 + -11 -10x = 0 + -11 Combine like terms: 0 + -11 = -11 -10x = -11 Divide each side by '-10'. x = 1.1 Simplifying x = 1.1

Solution

x = {-0.5, 1.1}

See similar equations:

| 14d+30+d=-196 | | 2x+5(3x-18)=29 | | 3/10h=15 | | 4(2-3x)+6=(7-6x)+5 | | 1836x+x=1837 | | 7x+4(x+6)=90 | | (40+2x)(20+2x)=1200 | | 1/479-872-910199/4=a/3 | | 7c+3(3c+5)=(-103) | | y+4.3x=3.5 | | K-4.1=9.38 | | 4x+5(5x-17)=89 | | -9=6h+3(-h-3) | | -4.1=-9.38 | | 3y+5x-8=10 | | 5x-9=3x+8 | | 6x+2(4x-10)=64 | | -4f+2(4f-5)=-19 | | 12y+14+10v=80 | | 28=x^2-4x+3x-2 | | 1/5-9/10=a/3 | | (7-6x)+5= | | -5a-2(-7a-10)=128 | | 3y+5y-8=10 | | -6x+20=x+34 | | ln(a+3)+ln(a-3)=16 | | -2n+2(3n+14)=-20 | | (n^3-2n^2)-(n-2)=0 | | 25.6=u/8 | | 4a^2=24 | | 100+b=500 | | 30x+9000=9690 |

Equations solver categories