3.6=3(1.1y+1.8)

Solution for 3.6=3(1.1y+1.8) equation:

Simplifying
3.6 = 3(1.1y + 1.8)

Reorder the terms:
3.6 = 3(1.8 + 1.1y)
3.6 = (1.8 * 3 + 1.1y * 3)
3.6 = (5.4 + 3.3y)

Solving
3.6 = 5.4 + 3.3y

Solving for variable 'y'.

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

Add '-3.3y' to each side of the equation.
3.6 + -3.3y = 5.4 + 3.3y + -3.3y

Combine like terms: 3.3y + -3.3y = 0.0
3.6 + -3.3y = 5.4 + 0.0
3.6 + -3.3y = 5.4

Add '-3.6' to each side of the equation.
3.6 + -3.6 + -3.3y = 5.4 + -3.6

Combine like terms: 3.6 + -3.6 = 0.0
0.0 + -3.3y = 5.4 + -3.6
-3.3y = 5.4 + -3.6

Combine like terms: 5.4 + -3.6 = 1.8
-3.3y = 1.8

Divide each side by '-3.3'.
y = -0.5454545455

Simplifying
y = -0.5454545455