3x^2-4=-11x

Simple and best practice solution for 3x^2-4=-11x 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^2-4=-11x equation:


Simplifying
3x2 + -4 = -11x

Reorder the terms:
-4 + 3x2 = -11x

Solving
-4 + 3x2 = -11x

Solving for variable 'x'.

Reorder the terms:
-4 + 11x + 3x2 = -11x + 11x

Combine like terms: -11x + 11x = 0
-4 + 11x + 3x2 = 0

Factor a trinomial.
(-4 + -1x)(1 + -3x) = 0

Subproblem 1

Set the factor '(-4 + -1x)' equal to zero and attempt to solve: Simplifying -4 + -1x = 0 Solving -4 + -1x = 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 + -1x = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -1x = 0 + 4 -1x = 0 + 4 Combine like terms: 0 + 4 = 4 -1x = 4 Divide each side by '-1'. x = -4 Simplifying x = -4

Subproblem 2

Set the factor '(1 + -3x)' equal to zero and attempt to solve: Simplifying 1 + -3x = 0 Solving 1 + -3x = 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 + -3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3x = 0 + -1 -3x = 0 + -1 Combine like terms: 0 + -1 = -1 -3x = -1 Divide each side by '-3'. x = 0.3333333333 Simplifying x = 0.3333333333

Solution

x = {-4, 0.3333333333}

See similar equations:

| 30=-0.5 | | 210=5t | | 2x-10=-3x+30 | | -1.5=3x | | 0.3333x=3x-0.80 | | g(x)=6x^2+7x+5 | | 4x=36+(x+2) | | y=-x^3+3x^2-4x-12 | | 5x+x-3=2x-13 | | 6(3x+1)=7(8x+4)+4 | | 4x+38=9x-2 | | 5b^2=35b-30 | | 5(2x+2)=3x-24 | | 48+12x+3y+96=360 | | A^2+14a=-14 | | 12+21x=1.3x | | F(n)=6(3n-1) | | 4.22x+5y=400 | | 2-11=-.4 | | (5(15.125))+3(15.125)=89 | | 0.3x-0.4=0.8-0.2 | | Sqrt(4x^2+5x+256)=20 | | 6(x+4)-4=2(x+15) | | -9x+18=5(x+7)+15 | | 2y+3x=84 | | 4x^2+5x+256=20 | | -2x=-20+10 | | 12x^2-38x+16=0 | | -6x-7-4x+4=2x-4 | | 19x+18=3(5x+5)+4x+3 | | 9(x-2)+5=6x+3(-5+x) | | x+3(5-12)= |

Equations solver categories