12=4y+3.6+y

Solution for 12=4y+3.6+y equation:

Simplifying
12 = 4y + 3.6 + y

Reorder the terms:
12 = 3.6 + 4y + y

Combine like terms: 4y + y = 5y
12 = 3.6 + 5y

Solving
12 = 3.6 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
12 + -5y = 3.6 + 5y + -5y

Combine like terms: 5y + -5y = 0
12 + -5y = 3.6 + 0
12 + -5y = 3.6

Add '-12' to each side of the equation.
12 + -12 + -5y = 3.6 + -12

Combine like terms: 12 + -12 = 0
0 + -5y = 3.6 + -12
-5y = 3.6 + -12

Combine like terms: 3.6 + -12 = -8.4
-5y = -8.4

Divide each side by '-5'.
y = 1.68

Simplifying
y = 1.68