7=3D+4

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Solution for 7=3D+4 equation:


Simplifying
7 = 3D + 4

Reorder the terms:
7 = 4 + 3D

Solving
7 = 4 + 3D

Solving for variable 'D'.

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

Add '-3D' to each side of the equation.
7 + -3D = 4 + 3D + -3D

Combine like terms: 3D + -3D = 0
7 + -3D = 4 + 0
7 + -3D = 4

Add '-7' to each side of the equation.
7 + -7 + -3D = 4 + -7

Combine like terms: 7 + -7 = 0
0 + -3D = 4 + -7
-3D = 4 + -7

Combine like terms: 4 + -7 = -3
-3D = -3

Divide each side by '-3'.
D = 1

Simplifying
D = 1

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