-13x-12=-4x^2

Simple and best practice solution for -13x-12=-4x^2 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 -13x-12=-4x^2 equation:


Simplifying
-13x + -12 = -4x2

Reorder the terms:
-12 + -13x = -4x2

Solving
-12 + -13x = -4x2

Solving for variable 'x'.

Combine like terms: -4x2 + 4x2 = 0
-12 + -13x + 4x2 = 0

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

Solution

x = {-0.75, 4}

See similar equations:

| 2/5=w/34 | | 5(6x+4)=260 | | x^2-48=8x | | 5(6x-8)=110 | | (-0.5)(d-1.5)=2.5 | | 8(5x+9)=272 | | cos(z)=-5 | | v^3+4v^2-4v=0 | | 4000=50x+250 | | 8(7x-17)=424 | | 3x-5+2x=5x-5 | | 3h-2=28 | | 6(6x+14)=408 | | -42=-14k | | 4x-3=5y+1 | | -21=-1+p | | 10(9x-18)=360 | | 2x-8=2x-9 | | 3h=60 | | k/20=-17 | | 6x^2+16x-12=0 | | (6m^2-8mn+4n^2)(8m+8n)= | | 5(10x+15)=525 | | H+8=22 | | .5x^2+2x-286=0 | | 40=-20x | | 25-(-6)+17+(-8)= | | 5x-5(x-3)=18 | | 10(5x-10)=500 | | 6(y-3)=5(3-y) | | 3=8+a | | 4x^5-28x^3+48x=0 |

Equations solver categories