11.31=5.31+y

Solution for 11.31=5.31+y equation:

Simplifying
11.31 = 5.31 + y

Solving
11.31 = 5.31 + 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.
11.31 + -1y = 5.31 + y + -1y

Combine like terms: y + -1y = 0
11.31 + -1y = 5.31 + 0
11.31 + -1y = 5.31

Add '-11.31' to each side of the equation.
11.31 + -11.31 + -1y = 5.31 + -11.31

Combine like terms: 11.31 + -11.31 = 0.00
0.00 + -1y = 5.31 + -11.31
-1y = 5.31 + -11.31

Combine like terms: 5.31 + -11.31 = -6
-1y = -6

Divide each side by '-1'.
y = 6

Simplifying
y = 6