5x^2+20x+30=

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Solution for 5x^2+20x+30= equation:


Simplifying
5x2 + 20x + 30 = 0

Reorder the terms:
30 + 20x + 5x2 = 0

Solving
30 + 20x + 5x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '5'.
5(6 + 4x + x2) = 0

Ignore the factor 5.

Subproblem 1

Set the factor '(6 + 4x + x2)' equal to zero and attempt to solve: Simplifying 6 + 4x + x2 = 0 Solving 6 + 4x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '-6' to each side of the equation. 6 + 4x + -6 + x2 = 0 + -6 Reorder the terms: 6 + -6 + 4x + x2 = 0 + -6 Combine like terms: 6 + -6 = 0 0 + 4x + x2 = 0 + -6 4x + x2 = 0 + -6 Combine like terms: 0 + -6 = -6 4x + x2 = -6 The x term is 4x. Take half its coefficient (2). Square it (4) and add it to both sides. Add '4' to each side of the equation. 4x + 4 + x2 = -6 + 4 Reorder the terms: 4 + 4x + x2 = -6 + 4 Combine like terms: -6 + 4 = -2 4 + 4x + x2 = -2 Factor a perfect square on the left side: (x + 2)(x + 2) = -2 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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