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Elza [17]
2 years ago
9

Quadratic equations 7x^2=49

Mathematics
1 answer:
fenix001 [56]2 years ago
5 0
Hope I was able to help :-)

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Danny charges $40 for 4 hours of swimming lessons, Martin charges $85 for 5 hours of swimming lessons. Who offers a better deal?
Ratling [72]

Answer:

Danny does

Step-by-step explanation: 40 / 4 = 10

                                              85 / 5 = 17

10 is less than 17 meaning that Danny is offering a better deal.

Hope this helps!

4 0
2 years ago
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Mrs. Jackson gives the table below to her students. In order for the function to be linear, what must a be and why? a = 22 becau
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It's D (a = 20 because the rate of change is –3.)

Step-by-step explanation:

I did the test and that was the correct answer

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3 years ago
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Solve: 10(1 + 3y) = 20 <br> What does y equal?<br> Y =
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Answer:

y = 1/3 ≈ 0.3

hope this helps! :)

6 0
2 years ago
These are the first sentences in the short story, “the gift of magi” by O. Henry: “one dollar ad eighty/seven cents. That was al
saveliy_v [14]
1 quarter = 25 cents
1 dime = 10 cents
1 nickel = 5 cents
1 penny = 1 cent

1) You need 2 pennies.
2) You need 7 pennies.
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5) You need 5 nickels.

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What pair of lines are parallel
MAVERICK [17]

Answer:

D and C

Step-by-step explanation:

any line that is convergent, no divergent lines, and intersecting lines.

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