Question

Choose the correct answer.

Elena has bought 320 tropical fish for a museum display. She bought 7 times as many triggerfish as parrotfish. How many of each type of fish did she buy?

Which is a system of equations to model the problem if x represents the number of parrotfish Elena bought, and y represents the number of triggerfish she bought?


A.
x + 7y = 320
y = 7x

B.
x + y = 7
y = 320x

C.
x + y = 320
y = 7x

D.
x – y = 320
y = 7x

Answer 1

I believe it's C

Answer 2

thank you

Answer 3

Wait, wait,

Answer 4

y= trigger fish right?

Answer 5

yes y=tiggerfish

Answer 6

I'm not 100% sure.

Answer 7

it's between a and c

Answer 8

okay thanks :D

Answer 9

sorry, i'm not too good with applied concepts!

Answer 10

it is okay