18x^2-35x+1=0

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Solution for 18x^2-35x+1=0 equation:


Simplifying
18x2 + -35x + 1 = 0

Reorder the terms:
1 + -35x + 18x2 = 0

Solving
1 + -35x + 18x2 = 0

Solving for variable 'x'.

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

Divide each side by '18'.
0.05555555556 + -1.944444444x + x2 = 0

Move the constant term to the right:

Add '-0.05555555556' to each side of the equation.
0.05555555556 + -1.944444444x + -0.05555555556 + x2 = 0 + -0.05555555556

Reorder the terms:
0.05555555556 + -0.05555555556 + -1.944444444x + x2 = 0 + -0.05555555556

Combine like terms: 0.05555555556 + -0.05555555556 = 0.00000000000
0.00000000000 + -1.944444444x + x2 = 0 + -0.05555555556
-1.944444444x + x2 = 0 + -0.05555555556

Combine like terms: 0 + -0.05555555556 = -0.05555555556
-1.944444444x + x2 = -0.05555555556

The x term is -1.944444444x.  Take half its coefficient (-0.972222222).
Square it (0.9452160490) and add it to both sides.

Add '0.9452160490' to each side of the equation.
-1.944444444x + 0.9452160490 + x2 = -0.05555555556 + 0.9452160490

Reorder the terms:
0.9452160490 + -1.944444444x + x2 = -0.05555555556 + 0.9452160490

Combine like terms: -0.05555555556 + 0.9452160490 = 0.88966049344
0.9452160490 + -1.944444444x + x2 = 0.88966049344

Factor a perfect square on the left side:
(x + -0.972222222)(x + -0.972222222) = 0.88966049344

Calculate the square root of the right side: 0.943218158

Break this problem into two subproblems by setting 
(x + -0.972222222) equal to 0.943218158 and -0.943218158.

Subproblem 1

x + -0.972222222 = 0.943218158 Simplifying x + -0.972222222 = 0.943218158 Reorder the terms: -0.972222222 + x = 0.943218158 Solving -0.972222222 + x = 0.943218158 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.972222222' to each side of the equation. -0.972222222 + 0.972222222 + x = 0.943218158 + 0.972222222 Combine like terms: -0.972222222 + 0.972222222 = 0.000000000 0.000000000 + x = 0.943218158 + 0.972222222 x = 0.943218158 + 0.972222222 Combine like terms: 0.943218158 + 0.972222222 = 1.91544038 x = 1.91544038 Simplifying x = 1.91544038

Subproblem 2

x + -0.972222222 = -0.943218158 Simplifying x + -0.972222222 = -0.943218158 Reorder the terms: -0.972222222 + x = -0.943218158 Solving -0.972222222 + x = -0.943218158 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.972222222' to each side of the equation. -0.972222222 + 0.972222222 + x = -0.943218158 + 0.972222222 Combine like terms: -0.972222222 + 0.972222222 = 0.000000000 0.000000000 + x = -0.943218158 + 0.972222222 x = -0.943218158 + 0.972222222 Combine like terms: -0.943218158 + 0.972222222 = 0.029004064 x = 0.029004064 Simplifying x = 0.029004064

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.91544038, 0.029004064}

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