7-d=4

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Solution for 7-d=4 equation:


Simplifying
7 + -1d = 4

Solving
7 + -1d = 4

Solving for variable 'd'.

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

Add '-7' to each side of the equation.
7 + -7 + -1d = 4 + -7

Combine like terms: 7 + -7 = 0
0 + -1d = 4 + -7
-1d = 4 + -7

Combine like terms: 4 + -7 = -3
-1d = -3

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

Simplifying
d = 3

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