=0d^2-2d-4

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Solution for =0d^2-2d-4 equation:


Simplifying
0 = 0d2 + -2d + -4

Anything times zero is zero.
0 = 0d2 + -2d + -4

Reorder the terms:
0 = 0 + -4 + -2d

Combine like terms: 0 + -4 = -4
0 = -4 + -2d

Solving
0 = -4 + -2d

Solving for variable 'd'.

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

Add '2d' to each side of the equation.
0 + 2d = -4 + -2d + 2d
Remove the zero:
2d = -4 + -2d + 2d

Combine like terms: -2d + 2d = 0
2d = -4 + 0
2d = -4

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

Simplifying
d = -2

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