x^2+35x-2=0

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


Simplifying
x2 + 35x + -2 = 0

Reorder the terms:
-2 + 35x + x2 = 0

Solving
-2 + 35x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '2' to each side of the equation.
-2 + 35x + 2 + x2 = 0 + 2

Reorder the terms:
-2 + 2 + 35x + x2 = 0 + 2

Combine like terms: -2 + 2 = 0
0 + 35x + x2 = 0 + 2
35x + x2 = 0 + 2

Combine like terms: 0 + 2 = 2
35x + x2 = 2

The x term is 35x.  Take half its coefficient (17.5).
Square it (306.25) and add it to both sides.

Add '306.25' to each side of the equation.
35x + 306.25 + x2 = 2 + 306.25

Reorder the terms:
306.25 + 35x + x2 = 2 + 306.25

Combine like terms: 2 + 306.25 = 308.25
306.25 + 35x + x2 = 308.25

Factor a perfect square on the left side:
(x + 17.5)(x + 17.5) = 308.25

Calculate the square root of the right side: 17.557049866

Break this problem into two subproblems by setting 
(x + 17.5) equal to 17.557049866 and -17.557049866.

Subproblem 1

x + 17.5 = 17.557049866 Simplifying x + 17.5 = 17.557049866 Reorder the terms: 17.5 + x = 17.557049866 Solving 17.5 + x = 17.557049866 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-17.5' to each side of the equation. 17.5 + -17.5 + x = 17.557049866 + -17.5 Combine like terms: 17.5 + -17.5 = 0.0 0.0 + x = 17.557049866 + -17.5 x = 17.557049866 + -17.5 Combine like terms: 17.557049866 + -17.5 = 0.057049866 x = 0.057049866 Simplifying x = 0.057049866

Subproblem 2

x + 17.5 = -17.557049866 Simplifying x + 17.5 = -17.557049866 Reorder the terms: 17.5 + x = -17.557049866 Solving 17.5 + x = -17.557049866 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-17.5' to each side of the equation. 17.5 + -17.5 + x = -17.557049866 + -17.5 Combine like terms: 17.5 + -17.5 = 0.0 0.0 + x = -17.557049866 + -17.5 x = -17.557049866 + -17.5 Combine like terms: -17.557049866 + -17.5 = -35.057049866 x = -35.057049866 Simplifying x = -35.057049866

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.057049866, -35.057049866}

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