64x^2+192x+9=0

Simple and best practice solution for 64x^2+192x+9=0 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 64x^2+192x+9=0 equation:


Simplifying
64x2 + 192x + 9 = 0

Reorder the terms:
9 + 192x + 64x2 = 0

Solving
9 + 192x + 64x2 = 0

Solving for variable 'x'.

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

Divide each side by '64'.
0.140625 + 3x + x2 = 0

Move the constant term to the right:

Add '-0.140625' to each side of the equation.
0.140625 + 3x + -0.140625 + x2 = 0 + -0.140625

Reorder the terms:
0.140625 + -0.140625 + 3x + x2 = 0 + -0.140625

Combine like terms: 0.140625 + -0.140625 = 0.000000
0.000000 + 3x + x2 = 0 + -0.140625
3x + x2 = 0 + -0.140625

Combine like terms: 0 + -0.140625 = -0.140625
3x + x2 = -0.140625

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 = -0.140625 + 2.25

Reorder the terms:
2.25 + 3x + x2 = -0.140625 + 2.25

Combine like terms: -0.140625 + 2.25 = 2.109375
2.25 + 3x + x2 = 2.109375

Factor a perfect square on the left side:
(x + 1.5)(x + 1.5) = 2.109375

Calculate the square root of the right side: 1.452368755

Break this problem into two subproblems by setting 
(x + 1.5) equal to 1.452368755 and -1.452368755.

Subproblem 1

x + 1.5 = 1.452368755 Simplifying x + 1.5 = 1.452368755 Reorder the terms: 1.5 + x = 1.452368755 Solving 1.5 + x = 1.452368755 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.5' to each side of the equation. 1.5 + -1.5 + x = 1.452368755 + -1.5 Combine like terms: 1.5 + -1.5 = 0.0 0.0 + x = 1.452368755 + -1.5 x = 1.452368755 + -1.5 Combine like terms: 1.452368755 + -1.5 = -0.047631245 x = -0.047631245 Simplifying x = -0.047631245

Subproblem 2

x + 1.5 = -1.452368755 Simplifying x + 1.5 = -1.452368755 Reorder the terms: 1.5 + x = -1.452368755 Solving 1.5 + x = -1.452368755 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.5' to each side of the equation. 1.5 + -1.5 + x = -1.452368755 + -1.5 Combine like terms: 1.5 + -1.5 = 0.0 0.0 + x = -1.452368755 + -1.5 x = -1.452368755 + -1.5 Combine like terms: -1.452368755 + -1.5 = -2.952368755 x = -2.952368755 Simplifying x = -2.952368755

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-0.047631245, -2.952368755}

See similar equations:

| 2c+3x+5m+4x+m= | | 3m+16=4m+9 | | 15p^4+8p^2=-26p^3 | | 3(x+2.05)=2x | | 9=7x+3(-4x) | | c^2-16x=x^2-2x-1 | | X=Y+W | | X+0.20X=100 | | 5x+1.5=13 | | g-23.8=4.4g | | X^2-8=10 | | X+0.15X=100 | | 4t=5t^2 | | X-VSQUARED=WSQUARED | | 4y-114=14 | | -2=-7u+3(u+2) | | 6+5(1-6x)=131 | | -4-8=-20 | | -5(2x-6)+8x= | | z^6+2z^3-6iz^3=11+2i | | 7x-5=-75 | | 6+3=27 | | -7+2=10y-7-9y | | 6x(x+9)=(2x+8)(x+9) | | 6X^2+7x=-1 | | y=2r | | x^2+2x-6ix=11+2i | | 2x+4=-5(x+5) | | -9(9x+9)+4= | | 24=2w+6(w-4) | | -4-4x=-44 | | 8(v+4)+7v=2 |

Equations solver categories