42=7z

Solution for 42=7z equation:

Simplifying
42 = 7z

Solving
42 = 7z

Solving for variable 'z'.

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

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

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

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

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

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

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

Simplifying
z = 6