5-2D=15

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Solution for 5-2D=15 equation: 


Simplifying
5 + -2D = 15

Solving
5 + -2D = 15

Solving for variable 'D'.

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 = 15 + -5

Combine like terms: 5 + -5 = 0
0 + -2D = 15 + -5
-2D = 15 + -5

Combine like terms: 15 + -5 = 10
-2D = 10

Divide each side by '-2'.
D = -5

Simplifying
D = -5

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