What is the value of the expression x + (–y)

when x = 1.2 and y = –10.7?

Question 3 options:

–9.5

11.9

–11.9

9.5

1 answer

The value of the expression x + (–y) when x = 1.2 and y = –10.7 is:

1.2 + (–(–10.7))
1.2 + 10.7
= 11.9

So, the correct option is 11.9.