4=7d-3d

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Solution for 4=7d-3d equation:


Simplifying
4 = 7d + -3d

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

Solving
4 = 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.
4 + -4d = 4d + -4d

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

Add '-4' to each side of the equation.
4 + -4 + -4d = 0 + -4

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

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

Divide each side by '-4'.
d = 1

Simplifying
d = 1

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