42=7d

Solution for 42=7d equation:

Simplifying
42 = 7d

Solving
42 = 7d

Solving for variable 'd'.

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

Add '-7d' to each side of the equation.
42 + -7d = 7d + -7d

Combine like terms: 7d + -7d = 0
42 + -7d = 0

Add '-42' to each side of the equation.
42 + -42 + -7d = 0 + -42

Combine like terms: 42 + -42 = 0
0 + -7d = 0 + -42
-7d = 0 + -42

Combine like terms: 0 + -42 = -42
-7d = -42

Divide each side by '-7'.
d = 6

Simplifying
d = 6