6q^2-q-800=0

Simple and best practice solution for 6q^2-q-800=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 6q^2-q-800=0 equation:


Simplifying
6q2 + -1q + -800 = 0

Reorder the terms:
-800 + -1q + 6q2 = 0

Solving
-800 + -1q + 6q2 = 0

Solving for variable 'q'.

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

Divide each side by '6'.
-133.3333333 + -0.1666666667q + q2 = 0

Move the constant term to the right:

Add '133.3333333' to each side of the equation.
-133.3333333 + -0.1666666667q + 133.3333333 + q2 = 0 + 133.3333333

Reorder the terms:
-133.3333333 + 133.3333333 + -0.1666666667q + q2 = 0 + 133.3333333

Combine like terms: -133.3333333 + 133.3333333 = 0.0000000
0.0000000 + -0.1666666667q + q2 = 0 + 133.3333333
-0.1666666667q + q2 = 0 + 133.3333333

Combine like terms: 0 + 133.3333333 = 133.3333333
-0.1666666667q + q2 = 133.3333333

The q term is -0.1666666667q.  Take half its coefficient (-0.08333333335).
Square it (0.006944444447) and add it to both sides.

Add '0.006944444447' to each side of the equation.
-0.1666666667q + 0.006944444447 + q2 = 133.3333333 + 0.006944444447

Reorder the terms:
0.006944444447 + -0.1666666667q + q2 = 133.3333333 + 0.006944444447

Combine like terms: 133.3333333 + 0.006944444447 = 133.340277744447
0.006944444447 + -0.1666666667q + q2 = 133.340277744447

Factor a perfect square on the left side:
(q + -0.08333333335)(q + -0.08333333335) = 133.340277744447

Calculate the square root of the right side: 11.547306082

Break this problem into two subproblems by setting 
(q + -0.08333333335) equal to 11.547306082 and -11.547306082.

Subproblem 1

q + -0.08333333335 = 11.547306082 Simplifying q + -0.08333333335 = 11.547306082 Reorder the terms: -0.08333333335 + q = 11.547306082 Solving -0.08333333335 + q = 11.547306082 Solving for variable 'q'. Move all terms containing q to the left, all other terms to the right. Add '0.08333333335' to each side of the equation. -0.08333333335 + 0.08333333335 + q = 11.547306082 + 0.08333333335 Combine like terms: -0.08333333335 + 0.08333333335 = 0.00000000000 0.00000000000 + q = 11.547306082 + 0.08333333335 q = 11.547306082 + 0.08333333335 Combine like terms: 11.547306082 + 0.08333333335 = 11.63063941535 q = 11.63063941535 Simplifying q = 11.63063941535

Subproblem 2

q + -0.08333333335 = -11.547306082 Simplifying q + -0.08333333335 = -11.547306082 Reorder the terms: -0.08333333335 + q = -11.547306082 Solving -0.08333333335 + q = -11.547306082 Solving for variable 'q'. Move all terms containing q to the left, all other terms to the right. Add '0.08333333335' to each side of the equation. -0.08333333335 + 0.08333333335 + q = -11.547306082 + 0.08333333335 Combine like terms: -0.08333333335 + 0.08333333335 = 0.00000000000 0.00000000000 + q = -11.547306082 + 0.08333333335 q = -11.547306082 + 0.08333333335 Combine like terms: -11.547306082 + 0.08333333335 = -11.46397274865 q = -11.46397274865 Simplifying q = -11.46397274865

Solution

The solution to the problem is based on the solutions from the subproblems. q = {11.63063941535, -11.46397274865}

See similar equations:

| sinx+1=0 | | 53.75=X(25) | | cos2X=3/5 | | 3-4x^2=-6 | | 5-(x+3)=2-x | | y=zx^2+sinx | | X=2/3(180-x) | | 89/7-4y=5 | | 8x-4=8x+14 | | (x^3+y^3)dx-(3xy^2)dy=0 | | 2x-4(x+5)=5-2x | | 0.05^1/8 | | 4x-6=6x+24 | | (x+iy)*(x+iy)=2*i | | 3n(2n+5)=7(9n+5)+4 | | 5a-1=3a+5 | | -2x^2+8=-12x | | 0.3x+0.6Y=75 | | 3(2m-4)=36 | | sinx=-sinx | | 5y=x^2+9x+c | | sqrt(x+1)=x-1 | | x-4+2x-19=0 | | 3x+4x-27=50 | | 90=9(x+5) | | 3m(2m-4)= | | 3*1/3 | | sin^2X+2sinx=1 | | 5y=-100 | | 5/3x(3x1/3)-10 | | 2x(1-27x^2)-(8x^3-3)(3x-8)=x-77x^2 | | 8x+10x-2=52 |

Equations solver categories