Question

Choose the best answer. What is the value of the expression x + (-y) when x = 1.2

and y = -10.72
-9.5
11.9
-11.9
9,5

Answer 1

`-9.5` is the best answer.

Explanation:

Given the expression

`x + (-y)`

putting x=1.2 and y=-10.72 in the expression

`x\:+\:\left(-y\right)=1.2\:+\:\left(-10.72\right)`

`=-9.52`

Therefore, -9.5 is the best answer.