6x^2+35x-69=0

Simple and best practice solution for 6x^2+35x-69=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 6x^2+35x-69=0 equation:


Simplifying
6x2 + 35x + -69 = 0

Reorder the terms:
-69 + 35x + 6x2 = 0

Solving
-69 + 35x + 6x2 = 0

Solving for variable 'x'.

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

Divide each side by '6'.
-11.5 + 5.833333333x + x2 = 0

Move the constant term to the right:

Add '11.5' to each side of the equation.
-11.5 + 5.833333333x + 11.5 + x2 = 0 + 11.5

Reorder the terms:
-11.5 + 11.5 + 5.833333333x + x2 = 0 + 11.5

Combine like terms: -11.5 + 11.5 = 0.0
0.0 + 5.833333333x + x2 = 0 + 11.5
5.833333333x + x2 = 0 + 11.5

Combine like terms: 0 + 11.5 = 11.5
5.833333333x + x2 = 11.5

The x term is 5.833333333x.  Take half its coefficient (2.916666667).
Square it (8.506944446) and add it to both sides.

Add '8.506944446' to each side of the equation.
5.833333333x + 8.506944446 + x2 = 11.5 + 8.506944446

Reorder the terms:
8.506944446 + 5.833333333x + x2 = 11.5 + 8.506944446

Combine like terms: 11.5 + 8.506944446 = 20.006944446
8.506944446 + 5.833333333x + x2 = 20.006944446

Factor a perfect square on the left side:
(x + 2.916666667)(x + 2.916666667) = 20.006944446

Calculate the square root of the right side: 4.4729123

Break this problem into two subproblems by setting 
(x + 2.916666667) equal to 4.4729123 and -4.4729123.

Subproblem 1

x + 2.916666667 = 4.4729123 Simplifying x + 2.916666667 = 4.4729123 Reorder the terms: 2.916666667 + x = 4.4729123 Solving 2.916666667 + x = 4.4729123 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.916666667' to each side of the equation. 2.916666667 + -2.916666667 + x = 4.4729123 + -2.916666667 Combine like terms: 2.916666667 + -2.916666667 = 0.000000000 0.000000000 + x = 4.4729123 + -2.916666667 x = 4.4729123 + -2.916666667 Combine like terms: 4.4729123 + -2.916666667 = 1.556245633 x = 1.556245633 Simplifying x = 1.556245633

Subproblem 2

x + 2.916666667 = -4.4729123 Simplifying x + 2.916666667 = -4.4729123 Reorder the terms: 2.916666667 + x = -4.4729123 Solving 2.916666667 + x = -4.4729123 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.916666667' to each side of the equation. 2.916666667 + -2.916666667 + x = -4.4729123 + -2.916666667 Combine like terms: 2.916666667 + -2.916666667 = 0.000000000 0.000000000 + x = -4.4729123 + -2.916666667 x = -4.4729123 + -2.916666667 Combine like terms: -4.4729123 + -2.916666667 = -7.389578967 x = -7.389578967 Simplifying x = -7.389578967

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.556245633, -7.389578967}

See similar equations:

| 4x+194= | | 5x+16=15x-94 | | 12x+15=5x+2 | | 84-4x=2x+12 | | (x-3)=16 | | -4k^2-8-3=-3-5k^2 | | 47-6x=3x+15 | | 5-9x=23-23x | | x=82+2 | | 2x-3=12x-63 | | 4x+3+1x=3 | | y=3+2 | | 3x+16=12x-83 | | 4m+4=2m+12 | | 85+36-7/12= | | 0=2-12y | | 12-8x=140-36x | | 4x+14=64-9x | | 3x^3-8x^2+14x=0 | | 9x-24=57 | | 10+4=34 | | r^3-3r^2+r=3 | | 7.69=2*3.14r | | 11(t-3)+7t=6(3t+4)-10 | | 2x-(-3x)= | | -(6y+4)-(-5y-8)=1 | | 30-3x=9 | | 5(n*n)+26n+5=0 | | 12x^2+15x+7=0 | | 53-4x=5x+20 | | 10-9x=88-23x | | 5(x*x)+2x-7=0 |

Equations solver categories