-1.6x^2-x+60=0

Simple and best practice solution for -1.6x^2-x+60=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 -1.6x^2-x+60=0 equation:


Simplifying
-1.6x2 + -1x + 60 = 0

Reorder the terms:
60 + -1x + -1.6x2 = 0

Solving
60 + -1x + -1.6x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-1.6 the coefficient of the squared term: 

Divide each side by '-1.6'.
-37.5 + 0.625x + x2 = 0

Move the constant term to the right:

Add '37.5' to each side of the equation.
-37.5 + 0.625x + 37.5 + x2 = 0 + 37.5

Reorder the terms:
-37.5 + 37.5 + 0.625x + x2 = 0 + 37.5

Combine like terms: -37.5 + 37.5 = 0.0
0.0 + 0.625x + x2 = 0 + 37.5
0.625x + x2 = 0 + 37.5

Combine like terms: 0 + 37.5 = 37.5
0.625x + x2 = 37.5

The x term is 0.625x.  Take half its coefficient (0.3125).
Square it (0.09765625) and add it to both sides.

Add '0.09765625' to each side of the equation.
0.625x + 0.09765625 + x2 = 37.5 + 0.09765625

Reorder the terms:
0.09765625 + 0.625x + x2 = 37.5 + 0.09765625

Combine like terms: 37.5 + 0.09765625 = 37.59765625
0.09765625 + 0.625x + x2 = 37.59765625

Factor a perfect square on the left side:
(x + 0.3125)(x + 0.3125) = 37.59765625

Calculate the square root of the right side: 6.131692772

Break this problem into two subproblems by setting 
(x + 0.3125) equal to 6.131692772 and -6.131692772.

Subproblem 1

x + 0.3125 = 6.131692772 Simplifying x + 0.3125 = 6.131692772 Reorder the terms: 0.3125 + x = 6.131692772 Solving 0.3125 + x = 6.131692772 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.3125' to each side of the equation. 0.3125 + -0.3125 + x = 6.131692772 + -0.3125 Combine like terms: 0.3125 + -0.3125 = 0.0000 0.0000 + x = 6.131692772 + -0.3125 x = 6.131692772 + -0.3125 Combine like terms: 6.131692772 + -0.3125 = 5.819192772 x = 5.819192772 Simplifying x = 5.819192772

Subproblem 2

x + 0.3125 = -6.131692772 Simplifying x + 0.3125 = -6.131692772 Reorder the terms: 0.3125 + x = -6.131692772 Solving 0.3125 + x = -6.131692772 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.3125' to each side of the equation. 0.3125 + -0.3125 + x = -6.131692772 + -0.3125 Combine like terms: 0.3125 + -0.3125 = 0.0000 0.0000 + x = -6.131692772 + -0.3125 x = -6.131692772 + -0.3125 Combine like terms: -6.131692772 + -0.3125 = -6.444192772 x = -6.444192772 Simplifying x = -6.444192772

Solution

The solution to the problem is based on the solutions from the subproblems. x = {5.819192772, -6.444192772}

See similar equations:

| (x+3)(32)(x)=10880 | | 4x-37=3(7x-1) | | 4(5-u)= | | 9x-116=154-6x | | (x^2+3x)-8(x^2+3x)-20=0 | | (3r^2+4r-1)+(-2r^2-4r+2)= | | -47+12x=8x+33 | | -33=-5x+2 | | 3(x^2+8x)+2(x^2+12)= | | .5(x-2)=.75(x+2) | | x^3+21x^2+0x+1=0 | | -11x-61=-4x+79 | | 2x+9=3x+10 | | (80ab^2c-14b+16)-(14ab^2c+16b+20)= | | 7x-4=-9x+-84 | | .5(x-2)=.75(x-2) | | p=0 | | 3.8n-13=14.4n+5 | | -58-10x=110+2x | | 2m-8t=7 | | 7(3y+4)=1y-34 | | 13y-12y=11-18 | | 2w-y=7w-2forw | | -V+5+6v=1+3 | | c=49 | | v^2+6v+3=3 | | -30-6x=-3x+42 | | -4(-3x-3)-4x-2=-3 | | 5x+2=8y | | -2y(-3y)+8=8-5y-12 | | 9x^3+21x^2+0x+1=0 | | 9x-28=80-3x |

Equations solver categories