-4x^2=-12x+11

Simple and best practice solution for -4x^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 -4x^2=-12x+11 equation:


Simplifying
-4x2 = -12x + 11

Reorder the terms:
-4x2 = 11 + -12x

Solving
-4x2 = 11 + -12x

Solving for variable 'x'.

Reorder the terms:
-11 + 12x + -4x2 = 11 + -12x + -11 + 12x

Reorder the terms:
-11 + 12x + -4x2 = 11 + -11 + -12x + 12x

Combine like terms: 11 + -11 = 0
-11 + 12x + -4x2 = 0 + -12x + 12x
-11 + 12x + -4x2 = -12x + 12x

Combine like terms: -12x + 12x = 0
-11 + 12x + -4x2 = 0

Begin completing the square.  Divide all terms by
-4 the coefficient of the squared term: 

Divide each side by '-4'.
2.75 + -3x + x2 = 0

Move the constant term to the right:

Add '-2.75' to each side of the equation.
2.75 + -3x + -2.75 + x2 = 0 + -2.75

Reorder the terms:
2.75 + -2.75 + -3x + x2 = 0 + -2.75

Combine like terms: 2.75 + -2.75 = 0.00
0.00 + -3x + x2 = 0 + -2.75
-3x + x2 = 0 + -2.75

Combine like terms: 0 + -2.75 = -2.75
-3x + x2 = -2.75

The x term is -3x.  Take half its coefficient (-1.5).
Square it (2.25) and add it to both sides.

Add '2.25' to each side of the equation.
-3x + 2.25 + x2 = -2.75 + 2.25

Reorder the terms:
2.25 + -3x + x2 = -2.75 + 2.25

Combine like terms: -2.75 + 2.25 = -0.5
2.25 + -3x + x2 = -0.5

Factor a perfect square on the left side:
(x + -1.5)(x + -1.5) = -0.5

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 3y^2+16y+5= | | 20=-5x+2+2x | | w=F(a+B)a | | (4v-5g)(4v+4g)= | | 14t-1=21t | | 5x-x=x+15 | | 9x-5y=19 | | 8x-x=x+24 | | 4-2(3x-5)+6x=14 | | 3[7-(-9x-6)]=81x+75 | | 6(x+7)=6x | | -36=6(2-8m) | | 24x+5=4x-10 | | x^2-.25x-.046875=0 | | 20m-25m^3=0 | | 16y^2+16y=0 | | 0.16x+0.4(x-1)=0.01(4x-4) | | n^3-8=-2 | | 6x+2=3x-3 | | x(x-64)=0 | | p-3=-9+p | | E^4k=81 | | 7x^2+40x+43=0 | | 35x+12=40x+42 | | 8x^2=2-7x | | 6=-5x^2+3 | | -0.53p=9 | | 7a-7=4a+1 | | -0.29p=-8 | | 6n-16=-7n+32 | | 14x-64=-15x+16 | | -8(w-9)-(-5w-5)=-4w |

Equations solver categories