4x^2+20x=11

Simple and best practice solution for 4x^2+20x=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 4x^2+20x=11 equation:


Simplifying
4x2 + 20x = 11

Reorder the terms:
20x + 4x2 = 11

Solving
20x + 4x2 = 11

Solving for variable 'x'.

Reorder the terms:
-11 + 20x + 4x2 = 11 + -11

Combine like terms: 11 + -11 = 0
-11 + 20x + 4x2 = 0

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

Subproblem 1

Set the factor '(-11 + -2x)' equal to zero and attempt to solve: Simplifying -11 + -2x = 0 Solving -11 + -2x = 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 + -2x = 0 + 11 Combine like terms: -11 + 11 = 0 0 + -2x = 0 + 11 -2x = 0 + 11 Combine like terms: 0 + 11 = 11 -2x = 11 Divide each side by '-2'. x = -5.5 Simplifying x = -5.5

Subproblem 2

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

Solution

x = {-5.5, 0.5}

See similar equations:

| x+Y-9=33 | | -9c+5=-22 | | 2x+5y+x= | | 6*sin*3*x=0 | | x^2-9x-62=8 | | -2x-4x+24=48 | | 3sin(x)=4cos(2x) | | 8=b/4 | | 3x-2=4x-1+2x | | W^2=8-2w | | 0.01x^2+0.2x-0.6=0 | | -4(-5-4)=2(10h+8) | | X^2-270+3x=0 | | -2(-6*-2*5)= | | 6x+9=9x+9 | | 2.563=a-345.91 | | -50=18+a | | y=5ln(sin(x)) | | 5x-3=3(c+7)+3x | | -3/8x-4=20 | | f(x)=0.75+1 | | X^2+49-14x=0 | | 5x-9/4 | | .50t+36=-5 | | (X-2)(x-5)=40 | | .50t+36=.5 | | Secx=5 | | x-2+x-2=9 | | 8x-6y=0 | | x^4-61x^2+98=0 | | -(z+9)+(2z+1)=7(z+1) | | 7+4t-(3t+6)-(5t+9)= |

Equations solver categories