(x+0.5)(x-0.8)(x-2.8)=0

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Solution for (x+0.5)(x-0.8)(x-2.8)=0 equation: 


Simplifying
(x + 0.5)(x + -0.8)(x + -2.8) = 0

Reorder the terms:
(0.5 + x)(x + -0.8)(x + -2.8) = 0

Reorder the terms:
(0.5 + x)(-0.8 + x)(x + -2.8) = 0

Reorder the terms:
(0.5 + x)(-0.8 + x)(-2.8 + x) = 0

Multiply (0.5 + x) * (-0.8 + x)
(0.5(-0.8 + x) + x(-0.8 + x))(-2.8 + x) = 0
((-0.8 * 0.5 + x * 0.5) + x(-0.8 + x))(-2.8 + x) = 0
((-0.4 + 0.5x) + x(-0.8 + x))(-2.8 + x) = 0
(-0.4 + 0.5x + (-0.8 * x + x * x))(-2.8 + x) = 0
(-0.4 + 0.5x + (-0.8x + x2))(-2.8 + x) = 0

Combine like terms: 0.5x + -0.8x = -0.3x
(-0.4 + -0.3x + x2)(-2.8 + x) = 0

Multiply (-0.4 + -0.3x + x2) * (-2.8 + x)
(-0.4(-2.8 + x) + -0.3x * (-2.8 + x) + x2(-2.8 + x)) = 0
((-2.8 * -0.4 + x * -0.4) + -0.3x * (-2.8 + x) + x2(-2.8 + x)) = 0
((1.12 + -0.4x) + -0.3x * (-2.8 + x) + x2(-2.8 + x)) = 0
(1.12 + -0.4x + (-2.8 * -0.3x + x * -0.3x) + x2(-2.8 + x)) = 0
(1.12 + -0.4x + (0.84x + -0.3x2) + x2(-2.8 + x)) = 0
(1.12 + -0.4x + 0.84x + -0.3x2 + (-2.8 * x2 + x * x2)) = 0
(1.12 + -0.4x + 0.84x + -0.3x2 + (-2.8x2 + x3)) = 0

Combine like terms: -0.4x + 0.84x = 0.44x
(1.12 + 0.44x + -0.3x2 + -2.8x2 + x3) = 0

Combine like terms: -0.3x2 + -2.8x2 = -3.1x2
(1.12 + 0.44x + -3.1x2 + x3) = 0

Solving
1.12 + 0.44x + -3.1x2 + x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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