6x^2-36x+49=0

Simple and best practice solution for 6x^2-36x+49=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^2-36x+49=0 equation:


Simplifying
6x2 + -36x + 49 = 0

Reorder the terms:
49 + -36x + 6x2 = 0

Solving
49 + -36x + 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'.
8.166666667 + -6x + x2 = 0

Move the constant term to the right:

Add '-8.166666667' to each side of the equation.
8.166666667 + -6x + -8.166666667 + x2 = 0 + -8.166666667

Reorder the terms:
8.166666667 + -8.166666667 + -6x + x2 = 0 + -8.166666667

Combine like terms: 8.166666667 + -8.166666667 = 0.000000000
0.000000000 + -6x + x2 = 0 + -8.166666667
-6x + x2 = 0 + -8.166666667

Combine like terms: 0 + -8.166666667 = -8.166666667
-6x + x2 = -8.166666667

The x term is -6x.  Take half its coefficient (-3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
-6x + 9 + x2 = -8.166666667 + 9

Reorder the terms:
9 + -6x + x2 = -8.166666667 + 9

Combine like terms: -8.166666667 + 9 = 0.833333333
9 + -6x + x2 = 0.833333333

Factor a perfect square on the left side:
(x + -3)(x + -3) = 0.833333333

Calculate the square root of the right side: 0.912870929

Break this problem into two subproblems by setting 
(x + -3) equal to 0.912870929 and -0.912870929.

Subproblem 1

x + -3 = 0.912870929 Simplifying x + -3 = 0.912870929 Reorder the terms: -3 + x = 0.912870929 Solving -3 + x = 0.912870929 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = 0.912870929 + 3 Combine like terms: -3 + 3 = 0 0 + x = 0.912870929 + 3 x = 0.912870929 + 3 Combine like terms: 0.912870929 + 3 = 3.912870929 x = 3.912870929 Simplifying x = 3.912870929

Subproblem 2

x + -3 = -0.912870929 Simplifying x + -3 = -0.912870929 Reorder the terms: -3 + x = -0.912870929 Solving -3 + x = -0.912870929 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = -0.912870929 + 3 Combine like terms: -3 + 3 = 0 0 + x = -0.912870929 + 3 x = -0.912870929 + 3 Combine like terms: -0.912870929 + 3 = 2.087129071 x = 2.087129071 Simplifying x = 2.087129071

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.912870929, 2.087129071}

See similar equations:

| 5(2x-5)-6=9 | | 80=3.7x+39.27 | | 3t+2=8+t | | 4d=88 | | 16q-12q-4q+Q=18 | | d=88 | | 6(p+5)+8=2p | | -.75x+3=2.25 | | x+(x-38)+42=180 | | x^3+6x^2-34x=0 | | -(5a-3x)-(3x-5a)= | | .25x+1=-.5 | | 3x^2+4x=150 | | 5a+-4a= | | 4x^2+3x=-5 | | 3(f+3)=(9+f)+2 | | 14b=5 | | .75x+1=-.5 | | 3x-2y=x-z | | 7.25z=-137.75 | | 50=x+30 | | 6(c+6)=84 | | 7(v-4)-2=-3(-6v+9)-5v | | 3/5(2x+7)=9/4 | | 6a-3b+2(b+5a)= | | (2/3*13/2)+(3/2*13/2)=1/3 | | 10x+5=32+7x | | 2/3(m+2)=4/5 | | 12p=16(p-8) | | 270=45h | | 5(4+t)-3(t+1)= | | ln(6)+ln(x-1)=12 |

Equations solver categories