-2d(2d-5)=0

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Solution for -2d(2d-5)=0 equation: 


Simplifying
-2d(2d + -5) = 0

Reorder the terms:
-2d(-5 + 2d) = 0
(-5 * -2d + 2d * -2d) = 0
(10d + -4d2) = 0

Solving
10d + -4d2 = 0

Solving for variable 'd'.

Factor out the Greatest Common Factor (GCF), '2d'.
2d(5 + -2d) = 0

Ignore the factor 2.

Subproblem 1
Set the factor 'd' equal to zero and attempt to solve:

Simplifying
d = 0

Solving
d = 0

Move all terms containing d to the left, all other terms to the right.

Simplifying
d = 0

Subproblem 2
Set the factor '(5 + -2d)' equal to zero and attempt to solve:

Simplifying
5 + -2d = 0

Solving
5 + -2d = 0

Move all terms containing d to the left, all other terms to the right.

Add '-5' to each side of the equation.
5 + -5 + -2d = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -2d = 0 + -5
-2d = 0 + -5

Combine like terms: 0 + -5 = -5
-2d = -5

Divide each side by '-2'.
d = 2.5

Simplifying
d = 2.5
Solution
d = {0, 2.5}

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