x^2-3x+7=-38

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Solution for x^2-3x+7=-38 equation:


Simplifying
x2 + -3x + 7 = -38

Reorder the terms:
7 + -3x + x2 = -38

Solving
7 + -3x + x2 = -38

Solving for variable 'x'.

Reorder the terms:
7 + 38 + -3x + x2 = -38 + 38

Combine like terms: 7 + 38 = 45
45 + -3x + x2 = -38 + 38

Combine like terms: -38 + 38 = 0
45 + -3x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-45' to each side of the equation.
45 + -3x + -45 + x2 = 0 + -45

Reorder the terms:
45 + -45 + -3x + x2 = 0 + -45

Combine like terms: 45 + -45 = 0
0 + -3x + x2 = 0 + -45
-3x + x2 = 0 + -45

Combine like terms: 0 + -45 = -45
-3x + x2 = -45

The x term is -3x.  Take half its coefficient (-1.5).
Square it (2.25) and add it to both sides.

Add '2.25' to each side of the equation.
-3x + 2.25 + x2 = -45 + 2.25

Reorder the terms:
2.25 + -3x + x2 = -45 + 2.25

Combine like terms: -45 + 2.25 = -42.75
2.25 + -3x + x2 = -42.75

Factor a perfect square on the left side:
(x + -1.5)(x + -1.5) = -42.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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