1.6=0.4y

Solution for 1.6=0.4y equation:

Simplifying
1.6 = 0.4y

Solving
1.6 = 0.4y

Solving for variable 'y'.

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

Add '-0.4y' to each side of the equation.
1.6 + -0.4y = 0.4y + -0.4y

Combine like terms: 0.4y + -0.4y = 0.0
1.6 + -0.4y = 0.0

Add '-1.6' to each side of the equation.
1.6 + -1.6 + -0.4y = 0.0 + -1.6

Combine like terms: 1.6 + -1.6 = 0.0
0.0 + -0.4y = 0.0 + -1.6
-0.4y = 0.0 + -1.6

Combine like terms: 0.0 + -1.6 = -1.6
-0.4y = -1.6

Divide each side by '-0.4'.
y = 4

Simplifying
y = 4