15d+3D-7d-d=

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Solution for 15d+3D-7d-d= equation:


Simplifying
15d + 3D + -7d + -1d = 0

Reorder the terms:
3D + 15d + -7d + -1d = 0

Combine like terms: 15d + -7d = 8d
3D + 8d + -1d = 0

Combine like terms: 8d + -1d = 7d
3D + 7d = 0

Solving
3D + 7d = 0

Solving for variable 'D'.

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

Add '-7d' to each side of the equation.
3D + 7d + -7d = 0 + -7d

Combine like terms: 7d + -7d = 0
3D + 0 = 0 + -7d
3D = 0 + -7d
Remove the zero:
3D = -7d

Divide each side by '3'.
D = -2.333333333d

Simplifying
D = -2.333333333d

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