2D+3=9

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Solution for 2D+3=9 equation: 


Simplifying
2D + 3 = 9

Reorder the terms:
3 + 2D = 9

Solving
3 + 2D = 9

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 + -3 + 2D = 9 + -3

Combine like terms: 3 + -3 = 0
0 + 2D = 9 + -3
2D = 9 + -3

Combine like terms: 9 + -3 = 6
2D = 6

Divide each side by '2'.
D = 3

Simplifying
D = 3

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