4x^2=32x+35

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Solution for 4x^2=32x+35 equation:


Simplifying
4x2 = 32x + 35

Reorder the terms:
4x2 = 35 + 32x

Solving
4x2 = 35 + 32x

Solving for variable 'x'.

Reorder the terms:
-35 + -32x + 4x2 = 35 + 32x + -35 + -32x

Reorder the terms:
-35 + -32x + 4x2 = 35 + -35 + 32x + -32x

Combine like terms: 35 + -35 = 0
-35 + -32x + 4x2 = 0 + 32x + -32x
-35 + -32x + 4x2 = 32x + -32x

Combine like terms: 32x + -32x = 0
-35 + -32x + 4x2 = 0

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

Divide each side by '4'.
-8.75 + -8x + x2 = 0

Move the constant term to the right:

Add '8.75' to each side of the equation.
-8.75 + -8x + 8.75 + x2 = 0 + 8.75

Reorder the terms:
-8.75 + 8.75 + -8x + x2 = 0 + 8.75

Combine like terms: -8.75 + 8.75 = 0.00
0.00 + -8x + x2 = 0 + 8.75
-8x + x2 = 0 + 8.75

Combine like terms: 0 + 8.75 = 8.75
-8x + x2 = 8.75

The x term is -8x.  Take half its coefficient (-4).
Square it (16) and add it to both sides.

Add '16' to each side of the equation.
-8x + 16 + x2 = 8.75 + 16

Reorder the terms:
16 + -8x + x2 = 8.75 + 16

Combine like terms: 8.75 + 16 = 24.75
16 + -8x + x2 = 24.75

Factor a perfect square on the left side:
(x + -4)(x + -4) = 24.75

Calculate the square root of the right side: 4.974937186

Break this problem into two subproblems by setting 
(x + -4) equal to 4.974937186 and -4.974937186.

Subproblem 1

x + -4 = 4.974937186 Simplifying x + -4 = 4.974937186 Reorder the terms: -4 + x = 4.974937186 Solving -4 + x = 4.974937186 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + x = 4.974937186 + 4 Combine like terms: -4 + 4 = 0 0 + x = 4.974937186 + 4 x = 4.974937186 + 4 Combine like terms: 4.974937186 + 4 = 8.974937186 x = 8.974937186 Simplifying x = 8.974937186

Subproblem 2

x + -4 = -4.974937186 Simplifying x + -4 = -4.974937186 Reorder the terms: -4 + x = -4.974937186 Solving -4 + x = -4.974937186 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + x = -4.974937186 + 4 Combine like terms: -4 + 4 = 0 0 + x = -4.974937186 + 4 x = -4.974937186 + 4 Combine like terms: -4.974937186 + 4 = -0.974937186 x = -0.974937186 Simplifying x = -0.974937186

Solution

The solution to the problem is based on the solutions from the subproblems. x = {8.974937186, -0.974937186}

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