Help help help help help help help help me me me me

-4

Step-by-step explanation:

7 - (x - y) for x = 5, y = -6

7 - (5 - (-6))

7 - (5 + 6)

7 - 11

-4

-4

Step-by-step explanation:

x= 5, y= -6

7 — (x—y)

Replace the x and y with the values they are

7—(5—-6)

7-(5+6)

5+6= 11

7-11

= -4

she played for 18.75 hours.

step-by-step explanation:

if she played 2/4 of a hour on tuesday. and there is 60 minutes in an hour and 60 divided by 4 is 7.5. and she played 2/4 of an hour on thursday then again 60 divided by 4 is 7.5, you add 7.5+7.5=56.25. now you have to do 1/4 of an hour, it equals 3.75. now you have to add them all up. 3.75+7.5+7.5=18.75

i hope this and i hope you get it right. it took me a while to get this done for you. : )