Question

4.58+y=2.5

y= ??????

Answer 1

Subtract 4.58 on both sides, which is 2.5 - 4.58 = -2.08
THEREFORE; y = -2.08

Answer 2

-2.08

Explanation:

If you just switch the problem, to make it 4.58-2.5, you get negative 2.5