Clover picks a positive number. what is the true about the opposite of her number

if Clover picks a positive number, the the opposite of her number will be negative

The opposite of a number basically just means changing the sign...

examples :

-5opposite = 5

-2opposite = 2

4opposite = -4

3/5opposite = -3/5

do i do it on a graph?

step-by-step explanation:

y=x+9

?

step-by-step explanation: