33=y+3-0.4

Solution for 33=y+3-0.4 equation:

Simplifying
33 = y + 3 + -0.4

Reorder the terms:
33 = 3 + -0.4 + y

Combine like terms: 3 + -0.4 = 2.6
33 = 2.6 + y

Solving
33 = 2.6 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
33 + -1y = 2.6 + y + -1y

Combine like terms: y + -1y = 0
33 + -1y = 2.6 + 0
33 + -1y = 2.6

Add '-33' to each side of the equation.
33 + -33 + -1y = 2.6 + -33

Combine like terms: 33 + -33 = 0
0 + -1y = 2.6 + -33
-1y = 2.6 + -33

Combine like terms: 2.6 + -33 = -30.4
-1y = -30.4

Divide each side by '-1'.
y = 30.4

Simplifying
y = 30.4