3x^2-59x-2=0

Simple and best practice solution for 3x^2-59x-2=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 3x^2-59x-2=0 equation:


Simplifying
3x2 + -59x + -2 = 0

Reorder the terms:
-2 + -59x + 3x2 = 0

Solving
-2 + -59x + 3x2 = 0

Solving for variable 'x'.

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

Divide each side by '3'.
-0.6666666667 + -19.66666667x + x2 = 0

Move the constant term to the right:

Add '0.6666666667' to each side of the equation.
-0.6666666667 + -19.66666667x + 0.6666666667 + x2 = 0 + 0.6666666667

Reorder the terms:
-0.6666666667 + 0.6666666667 + -19.66666667x + x2 = 0 + 0.6666666667

Combine like terms: -0.6666666667 + 0.6666666667 = 0.0000000000
0.0000000000 + -19.66666667x + x2 = 0 + 0.6666666667
-19.66666667x + x2 = 0 + 0.6666666667

Combine like terms: 0 + 0.6666666667 = 0.6666666667
-19.66666667x + x2 = 0.6666666667

The x term is -19.66666667x.  Take half its coefficient (-9.833333335).
Square it (96.69444448) and add it to both sides.

Add '96.69444448' to each side of the equation.
-19.66666667x + 96.69444448 + x2 = 0.6666666667 + 96.69444448

Reorder the terms:
96.69444448 + -19.66666667x + x2 = 0.6666666667 + 96.69444448

Combine like terms: 0.6666666667 + 96.69444448 = 97.3611111467
96.69444448 + -19.66666667x + x2 = 97.3611111467

Factor a perfect square on the left side:
(x + -9.833333335)(x + -9.833333335) = 97.3611111467

Calculate the square root of the right side: 9.867173412

Break this problem into two subproblems by setting 
(x + -9.833333335) equal to 9.867173412 and -9.867173412.

Subproblem 1

x + -9.833333335 = 9.867173412 Simplifying x + -9.833333335 = 9.867173412 Reorder the terms: -9.833333335 + x = 9.867173412 Solving -9.833333335 + x = 9.867173412 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '9.833333335' to each side of the equation. -9.833333335 + 9.833333335 + x = 9.867173412 + 9.833333335 Combine like terms: -9.833333335 + 9.833333335 = 0.000000000 0.000000000 + x = 9.867173412 + 9.833333335 x = 9.867173412 + 9.833333335 Combine like terms: 9.867173412 + 9.833333335 = 19.700506747 x = 19.700506747 Simplifying x = 19.700506747

Subproblem 2

x + -9.833333335 = -9.867173412 Simplifying x + -9.833333335 = -9.867173412 Reorder the terms: -9.833333335 + x = -9.867173412 Solving -9.833333335 + x = -9.867173412 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '9.833333335' to each side of the equation. -9.833333335 + 9.833333335 + x = -9.867173412 + 9.833333335 Combine like terms: -9.833333335 + 9.833333335 = 0.000000000 0.000000000 + x = -9.867173412 + 9.833333335 x = -9.867173412 + 9.833333335 Combine like terms: -9.867173412 + 9.833333335 = -0.033840077 x = -0.033840077 Simplifying x = -0.033840077

Solution

The solution to the problem is based on the solutions from the subproblems. x = {19.700506747, -0.033840077}

See similar equations:

| -117=-9w | | .44x+34=.89x-2 | | -5(t+4)=15 | | 22x+5x^2=-11 | | -74=k-35 | | 4x-16=9x-6 | | (x-6)(x+6)(x^2-36)= | | =116/0.01^-1 | | 4p-10p-3=0 | | Cosx=2.5 | | 81x^4-81= | | 0.5y+y=180 | | 200+2j=1600 | | Log[g](x-6)+log[g](x+6)=2 | | 4x-0.5=1.9 | | (3x-2)(4x+3)-(x+3)(2x-5)=(2x+1)(5x-2) | | 3x-0.5=2.0 | | 5a-7b+-a+4b-9= | | 14x=3+115 | | b=17-a | | 3/4=5x | | Y^2-9=o | | 1-6x+3=17 | | 5x^2+x^3+4x=0 | | 5+ln(x-2)=4 | | 3x+17=9x-7 | | 7(x+4)-14=4(2x+3)-x+2 | | -3x=9(2-3h) | | 10x-8y=4 | | 1/2;6/8 | | -6x+15y=-18 | | X-16=6-x |

Equations solver categories