-5D+15+3D=-18

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Solution for -5D+15+3D=-18 equation:


Simplifying
-5D + 15 + 3D = -18

Reorder the terms:
15 + -5D + 3D = -18

Combine like terms: -5D + 3D = -2D
15 + -2D = -18

Solving
15 + -2D = -18

Solving for variable 'D'.

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

Add '-15' to each side of the equation.
15 + -15 + -2D = -18 + -15

Combine like terms: 15 + -15 = 0
0 + -2D = -18 + -15
-2D = -18 + -15

Combine like terms: -18 + -15 = -33
-2D = -33

Divide each side by '-2'.
D = 16.5

Simplifying
D = 16.5

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