Riley counts the number of games she has in her bedroom she has a total of 15 board games and video games. riley notes there are 3 times as many video games as there are board games
a. x-y=15
y=3x
b. x-y=15
x=3y
c. x+y=15
y=3x
d. x+y=15
3x=15

C.

Step-by-step explanation:

Let y be the number of video games and x the number of board games.

Then y = 3x.

Also x  + y = 15.

I say the answer is D

Step-by-step explanation:

Once you know how many video games you have and board games you need to find out how many

so, converting firstly the mixed fractions to improper fractions and then "adding".