3D-7=14

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Solution for 3D-7=14 equation: 


Simplifying
3D + -7 = 14

Reorder the terms:
-7 + 3D = 14

Solving
-7 + 3D = 14

Solving for variable 'D'.

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

Add '7' to each side of the equation.
-7 + 7 + 3D = 14 + 7

Combine like terms: -7 + 7 = 0
0 + 3D = 14 + 7
3D = 14 + 7

Combine like terms: 14 + 7 = 21
3D = 21

Divide each side by '3'.
D = 7

Simplifying
D = 7

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