10x(x-2)=-20

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Solution for 10x(x-2)=-20 equation:


Simplifying
10x(x + -2) = -20

Reorder the terms:
10x(-2 + x) = -20
(-2 * 10x + x * 10x) = -20
(-20x + 10x2) = -20

Solving
-20x + 10x2 = -20

Solving for variable 'x'.

Reorder the terms:
20 + -20x + 10x2 = -20 + 20

Combine like terms: -20 + 20 = 0
20 + -20x + 10x2 = 0

Factor out the Greatest Common Factor (GCF), '10'.
10(2 + -2x + x2) = 0

Ignore the factor 10.

Subproblem 1

Set the factor '(2 + -2x + x2)' equal to zero and attempt to solve: Simplifying 2 + -2x + x2 = 0 Solving 2 + -2x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '-2' to each side of the equation. 2 + -2x + -2 + x2 = 0 + -2 Reorder the terms: 2 + -2 + -2x + x2 = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -2x + x2 = 0 + -2 -2x + x2 = 0 + -2 Combine like terms: 0 + -2 = -2 -2x + x2 = -2 The x term is -2x. Take half its coefficient (-1). Square it (1) and add it to both sides. Add '1' to each side of the equation. -2x + 1 + x2 = -2 + 1 Reorder the terms: 1 + -2x + x2 = -2 + 1 Combine like terms: -2 + 1 = -1 1 + -2x + x2 = -1 Factor a perfect square on the left side: (x + -1)(x + -1) = -1 Can't calculate square root of the right side. The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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