y-4+5.2=5.5-15

Solution for y-4+5.2=5.5-15 equation:

Simplifying
y + -4 + 5.2 = 5.5 + -15

Reorder the terms:
-4 + 5.2 + y = 5.5 + -15

Combine like terms: -4 + 5.2 = 1.2
1.2 + y = 5.5 + -15

Combine like terms: 5.5 + -15 = -9.5
1.2 + y = -9.5

Solving
1.2 + y = -9.5

Solving for variable 'y'.

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

Add '-1.2' to each side of the equation.
1.2 + -1.2 + y = -9.5 + -1.2

Combine like terms: 1.2 + -1.2 = 0.0
0.0 + y = -9.5 + -1.2
y = -9.5 + -1.2

Combine like terms: -9.5 + -1.2 = -10.7
y = -10.7

Simplifying
y = -10.7