x*2x-3x+2=32

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Solution for x*2x-3x+2=32 equation:


Simplifying
x * 2x + -3x + 2 = 32

Reorder the terms for easier multiplication:
2x * x + -3x + 2 = 32

Multiply x * x
2x2 + -3x + 2 = 32

Reorder the terms:
2 + -3x + 2x2 = 32

Solving
2 + -3x + 2x2 = 32

Solving for variable 'x'.

Reorder the terms:
2 + -32 + -3x + 2x2 = 32 + -32

Combine like terms: 2 + -32 = -30
-30 + -3x + 2x2 = 32 + -32

Combine like terms: 32 + -32 = 0
-30 + -3x + 2x2 = 0

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

Divide each side by '2'.
-15 + -1.5x + x2 = 0

Move the constant term to the right:

Add '15' to each side of the equation.
-15 + -1.5x + 15 + x2 = 0 + 15

Reorder the terms:
-15 + 15 + -1.5x + x2 = 0 + 15

Combine like terms: -15 + 15 = 0
0 + -1.5x + x2 = 0 + 15
-1.5x + x2 = 0 + 15

Combine like terms: 0 + 15 = 15
-1.5x + x2 = 15

The x term is -1.5x.  Take half its coefficient (-0.75).
Square it (0.5625) and add it to both sides.

Add '0.5625' to each side of the equation.
-1.5x + 0.5625 + x2 = 15 + 0.5625

Reorder the terms:
0.5625 + -1.5x + x2 = 15 + 0.5625

Combine like terms: 15 + 0.5625 = 15.5625
0.5625 + -1.5x + x2 = 15.5625

Factor a perfect square on the left side:
(x + -0.75)(x + -0.75) = 15.5625

Calculate the square root of the right side: 3.94493346

Break this problem into two subproblems by setting 
(x + -0.75) equal to 3.94493346 and -3.94493346.

Subproblem 1

x + -0.75 = 3.94493346 Simplifying x + -0.75 = 3.94493346 Reorder the terms: -0.75 + x = 3.94493346 Solving -0.75 + x = 3.94493346 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.75' to each side of the equation. -0.75 + 0.75 + x = 3.94493346 + 0.75 Combine like terms: -0.75 + 0.75 = 0.00 0.00 + x = 3.94493346 + 0.75 x = 3.94493346 + 0.75 Combine like terms: 3.94493346 + 0.75 = 4.69493346 x = 4.69493346 Simplifying x = 4.69493346

Subproblem 2

x + -0.75 = -3.94493346 Simplifying x + -0.75 = -3.94493346 Reorder the terms: -0.75 + x = -3.94493346 Solving -0.75 + x = -3.94493346 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.75' to each side of the equation. -0.75 + 0.75 + x = -3.94493346 + 0.75 Combine like terms: -0.75 + 0.75 = 0.00 0.00 + x = -3.94493346 + 0.75 x = -3.94493346 + 0.75 Combine like terms: -3.94493346 + 0.75 = -3.19493346 x = -3.19493346 Simplifying x = -3.19493346

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.69493346, -3.19493346}

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