-16x^2+33x-16=0

Simple and best practice solution for -16x^2+33x-16=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 -16x^2+33x-16=0 equation:


Simplifying
-16x2 + 33x + -16 = 0

Reorder the terms:
-16 + 33x + -16x2 = 0

Solving
-16 + 33x + -16x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-16 the coefficient of the squared term: 

Divide each side by '-16'.
1 + -2.0625x + x2 = 0

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + -2.0625x + -1 + x2 = 0 + -1

Reorder the terms:
1 + -1 + -2.0625x + x2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -2.0625x + x2 = 0 + -1
-2.0625x + x2 = 0 + -1

Combine like terms: 0 + -1 = -1
-2.0625x + x2 = -1

The x term is -2.0625x.  Take half its coefficient (-1.03125).
Square it (1.063476563) and add it to both sides.

Add '1.063476563' to each side of the equation.
-2.0625x + 1.063476563 + x2 = -1 + 1.063476563

Reorder the terms:
1.063476563 + -2.0625x + x2 = -1 + 1.063476563

Combine like terms: -1 + 1.063476563 = 0.063476563
1.063476563 + -2.0625x + x2 = 0.063476563

Factor a perfect square on the left side:
(x + -1.03125)(x + -1.03125) = 0.063476563

Calculate the square root of the right side: 0.251945556

Break this problem into two subproblems by setting 
(x + -1.03125) equal to 0.251945556 and -0.251945556.

Subproblem 1

x + -1.03125 = 0.251945556 Simplifying x + -1.03125 = 0.251945556 Reorder the terms: -1.03125 + x = 0.251945556 Solving -1.03125 + x = 0.251945556 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.03125' to each side of the equation. -1.03125 + 1.03125 + x = 0.251945556 + 1.03125 Combine like terms: -1.03125 + 1.03125 = 0.00000 0.00000 + x = 0.251945556 + 1.03125 x = 0.251945556 + 1.03125 Combine like terms: 0.251945556 + 1.03125 = 1.283195556 x = 1.283195556 Simplifying x = 1.283195556

Subproblem 2

x + -1.03125 = -0.251945556 Simplifying x + -1.03125 = -0.251945556 Reorder the terms: -1.03125 + x = -0.251945556 Solving -1.03125 + x = -0.251945556 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.03125' to each side of the equation. -1.03125 + 1.03125 + x = -0.251945556 + 1.03125 Combine like terms: -1.03125 + 1.03125 = 0.00000 0.00000 + x = -0.251945556 + 1.03125 x = -0.251945556 + 1.03125 Combine like terms: -0.251945556 + 1.03125 = 0.779304444 x = 0.779304444 Simplifying x = 0.779304444

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.283195556, 0.779304444}

See similar equations:

| -5x=2x-9 | | 2x-7=-12X | | 7(0)+y=-7 | | 2x+8=3x-x+9 | | -2.1x+3.7=-8.9 | | -21.1-z=24.4 | | (x/3)+(x/7)=9 | | -2(-2)+(12-9)=2+9+2(-2) | | 1.7x+4.1=9.2 | | 10.8-.2w=9 | | 750.00-50.00h=-185+35.00h | | x+8=3x-x+9 | | x+1/2=8 | | 24q-32=76 | | 10-6-(-4)+3= | | 1/2x+3/8=-2x | | 43n+11=97 | | (1/3x)=-4 | | -7/9t=-8/9 | | 12=4-3r | | 4w+2=8 | | 2=5b-7 | | 8n^2=38n-10 | | 6x(4-3)+49= | | -11.2-z=28.3 | | 4n^2+19n-5=0 | | 8-7p=3 | | 6/7z=12 | | 5+3t=6 | | -2w+9=15 | | 4-5z=54 | | x+0y=7 |

Equations solver categories