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inessss [21]
3 years ago
5

Which system of equations models the following problem if x represents the number of angelfish Nancy bought and y represents the

number of goldfish she bought?
Nancy bought 360 tropical fish for a museum display. She bought 8 times as many goldfish as angelfish. How many of each type of fish did she buy?


{x+y=360y=8x

{x+8y=360y=8x

{x−y=360y=8x

{x+y=8y=360x
Mathematics
2 answers:
adoni [48]3 years ago
7 0
X+Y=360y=8x
Hope this helps!
alexandr1967 [171]3 years ago
6 0

Answer:2-22=20

Step-by-step explanation:

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a circus charges $2.50 for kids tickets and $6 for adult tickets last week and twice as many kids attended the circus than adult
aliina [53]
Let
x-----------> the number of kids
y----------> the number of adults

we know that
2.5x+6y=$7150---------> equation 1
x=2y-------------> equation 2
substitute 2 in 1
2.5*[2y]+6y=7150-----> 5y+6y=7150----> 11y=7150-----> y=650
x=2y----> x=2*650----> 1300

the answer is
the number of kids is 1300
5 0
3 years ago
Does the point (7 5) satisfy the equation y = x + -2
masha68 [24]

Answer:

Yes

Step-by-step explanation:

7 = x

5 = y

5 = X + - 2

5 = X - 2

If X is 7 then

5 = 7-2

5=5

yes

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2 years ago
Anita is making
MariettaO [177]

Answer:

Step-by-step explanation:

I think 3

3 0
3 years ago
The length of the wing of an insect in a picture is 4 cm. The scale of the picture is 20:1. What is the real length of the insec
torisob [31]
If you would like to know the real length of the insect's wing, you can calculate this using the following steps:

1/20 of 4 cm = 1/20 * 4 = 4/20 = 1/5 cm = 0.2 cm

The correct result would be 0.2 cm.
3 0
3 years ago
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There are 150 trees in the park. Elm trees represent 40% of the trees in the park.
deff fn [24]

Answer:

375 trees, hope this help!

5 0
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