4.2=1.6+2y

Solution for 4.2=1.6+2y equation:

Simplifying
4.2 = 1.6 + 2y

Solving
4.2 = 1.6 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
4.2 + -2y = 1.6 + 2y + -2y

Combine like terms: 2y + -2y = 0
4.2 + -2y = 1.6 + 0
4.2 + -2y = 1.6

Add '-4.2' to each side of the equation.
4.2 + -4.2 + -2y = 1.6 + -4.2

Combine like terms: 4.2 + -4.2 = 0.0
0.0 + -2y = 1.6 + -4.2
-2y = 1.6 + -4.2

Combine like terms: 1.6 + -4.2 = -2.6
-2y = -2.6

Divide each side by '-2'.
y = 1.3

Simplifying
y = 1.3