2d^2-D-3=

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Solution for 2d^2-D-3= equation:


Simplifying
2d2 + -1D + -3 = 0

Reorder the terms:
-3 + -1D + 2d2 = 0

Solving
-3 + -1D + 2d2 = 0

Solving for variable 'D'.

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

Add '3' to each side of the equation.
-3 + -1D + 3 + 2d2 = 0 + 3

Reorder the terms:
-3 + 3 + -1D + 2d2 = 0 + 3

Combine like terms: -3 + 3 = 0
0 + -1D + 2d2 = 0 + 3
-1D + 2d2 = 0 + 3

Combine like terms: 0 + 3 = 3
-1D + 2d2 = 3

Add '-2d2' to each side of the equation.
-1D + 2d2 + -2d2 = 3 + -2d2

Combine like terms: 2d2 + -2d2 = 0
-1D + 0 = 3 + -2d2
-1D = 3 + -2d2

Divide each side by '-1'.
D = -3 + 2d2

Simplifying
D = -3 + 2d2

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