0.5d-4=7

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Solution for 0.5d-4=7 equation: 


Simplifying
0.5d + -4 = 7

Reorder the terms:
-4 + 0.5d = 7

Solving
-4 + 0.5d = 7

Solving for variable 'd'.

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

Add '4' to each side of the equation.
-4 + 4 + 0.5d = 7 + 4

Combine like terms: -4 + 4 = 0
0 + 0.5d = 7 + 4
0.5d = 7 + 4

Combine like terms: 7 + 4 = 11
0.5d = 11

Divide each side by '0.5'.
d = 22

Simplifying
d = 22

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