Write the expressions for the following: (i) 3 added with the product of x and y.

(ii) 4 subtracted from the product of -2 and m.​

i) (xy)+3 or 3+(xy)

ii) (-2×m)-4

3+xy

-2m-4

Step-by-step explanation:

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. : )

v = 1/3 a^2h

step-by-step explanation:

the volume is 1/3 a^2h.