2x^2-13x-29=0

Simple and best practice solution for 2x^2-13x-29=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 2x^2-13x-29=0 equation:


Simplifying
2x2 + -13x + -29 = 0

Reorder the terms:
-29 + -13x + 2x2 = 0

Solving
-29 + -13x + 2x2 = 0

Solving for variable 'x'.

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

Divide each side by '2'.
-14.5 + -6.5x + x2 = 0

Move the constant term to the right:

Add '14.5' to each side of the equation.
-14.5 + -6.5x + 14.5 + x2 = 0 + 14.5

Reorder the terms:
-14.5 + 14.5 + -6.5x + x2 = 0 + 14.5

Combine like terms: -14.5 + 14.5 = 0.0
0.0 + -6.5x + x2 = 0 + 14.5
-6.5x + x2 = 0 + 14.5

Combine like terms: 0 + 14.5 = 14.5
-6.5x + x2 = 14.5

The x term is -6.5x.  Take half its coefficient (-3.25).
Square it (10.5625) and add it to both sides.

Add '10.5625' to each side of the equation.
-6.5x + 10.5625 + x2 = 14.5 + 10.5625

Reorder the terms:
10.5625 + -6.5x + x2 = 14.5 + 10.5625

Combine like terms: 14.5 + 10.5625 = 25.0625
10.5625 + -6.5x + x2 = 25.0625

Factor a perfect square on the left side:
(x + -3.25)(x + -3.25) = 25.0625

Calculate the square root of the right side: 5.006246099

Break this problem into two subproblems by setting 
(x + -3.25) equal to 5.006246099 and -5.006246099.

Subproblem 1

x + -3.25 = 5.006246099 Simplifying x + -3.25 = 5.006246099 Reorder the terms: -3.25 + x = 5.006246099 Solving -3.25 + x = 5.006246099 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3.25' to each side of the equation. -3.25 + 3.25 + x = 5.006246099 + 3.25 Combine like terms: -3.25 + 3.25 = 0.00 0.00 + x = 5.006246099 + 3.25 x = 5.006246099 + 3.25 Combine like terms: 5.006246099 + 3.25 = 8.256246099 x = 8.256246099 Simplifying x = 8.256246099

Subproblem 2

x + -3.25 = -5.006246099 Simplifying x + -3.25 = -5.006246099 Reorder the terms: -3.25 + x = -5.006246099 Solving -3.25 + x = -5.006246099 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3.25' to each side of the equation. -3.25 + 3.25 + x = -5.006246099 + 3.25 Combine like terms: -3.25 + 3.25 = 0.00 0.00 + x = -5.006246099 + 3.25 x = -5.006246099 + 3.25 Combine like terms: -5.006246099 + 3.25 = -1.756246099 x = -1.756246099 Simplifying x = -1.756246099

Solution

The solution to the problem is based on the solutions from the subproblems. x = {8.256246099, -1.756246099}

See similar equations:

| 7/2x-6=2/3 | | 5y-y-10=2. | | 13y+19y= | | 5(x+1)+1=3x+2(2+x) | | 270*5= | | 333333333(t-9)=263158000(t-29) | | 6(2n+2)=9(6n+2)+9 | | 9/4x10/3/7/3x5/4 | | 4(3n+3)=8(7n+6)+2 | | (108/x)/3=39 | | 3y+4x=3x+2y | | (108/x)/3=4 | | 40-x^2=4 | | 2(2n+3)=7(9n+5)+3 | | log[7]x=log[7]4+log[7]6-log[7]3 | | -6(2g-9)+7(g-5)=-g+3(g+4) | | 5/35a-20 | | log((2x^2)-7)=2lg(x-1) | | 6+9z-10+6z=8z+3+5z-1 | | lg((2x^2)-7)=2lg(x-1) | | 333.3t=263.2(t-29) | | -5x^2+50x-45=0 | | 2(3p-5)=-52 | | -5x-8y=-255 | | 3x+8y=103 | | 16x-14=x+20 | | .25-.2y=15y+1-.5y | | 4=3-12x+2-15+7x+3x | | 25y=10y^2 | | 4n-17=28+9n | | d(4d)1/2 | | 6x-48=5 |

Equations solver categories