10+3D=55

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Solution for 10+3D=55 equation: 


Simplifying
10 + 3D = 55

Solving
10 + 3D = 55

Solving for variable 'D'.

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

Add '-10' to each side of the equation.
10 + -10 + 3D = 55 + -10

Combine like terms: 10 + -10 = 0
0 + 3D = 55 + -10
3D = 55 + -10

Combine like terms: 55 + -10 = 45
3D = 45

Divide each side by '3'.
D = 15

Simplifying
D = 15

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