4.2=z+1.6

Solution for 4.2=z+1.6 equation:

Simplifying
4.2 = z + 1.6

Reorder the terms:
4.2 = 1.6 + z

Solving
4.2 = 1.6 + z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
4.2 + -1z = 1.6 + z + -1z

Combine like terms: z + -1z = 0
4.2 + -1z = 1.6 + 0
4.2 + -1z = 1.6

Add '-4.2' to each side of the equation.
4.2 + -4.2 + -1z = 1.6 + -4.2

Combine like terms: 4.2 + -4.2 = 0.0
0.0 + -1z = 1.6 + -4.2
-1z = 1.6 + -4.2

Combine like terms: 1.6 + -4.2 = -2.6
-1z = -2.6

Divide each side by '-1'.
z = 2.6

Simplifying
z = 2.6