d+7=3+4d

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Solution for d+7=3+4d equation:


Simplifying
d + 7 = 3 + 4d

Reorder the terms:
7 + d = 3 + 4d

Solving
7 + d = 3 + 4d

Solving for variable 'd'.

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

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

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

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

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

Combine like terms: 7 + -7 = 0
0 + -3d = 3 + -7
-3d = 3 + -7

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

Divide each side by '-3'.
d = 1.333333333

Simplifying
d = 1.333333333

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