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maw [93]
3 years ago
6

If y varies directly as x and y =4 when x=-4, what is y when x=-7?

Mathematics
1 answer:
Inga [223]3 years ago
6 0

Answer:

7

<em>good luck, i hope this helps :)</em>

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Sally has 10 pounds she wants to buy 28 cans of soda which cost 28p each does she have enough money
Vladimir79 [104]

Answer:

Yes, Sally has enough money to buy 28 cans of soda.

Step-by-step explanation:

Yes, because £10 = 1000p

1000p / 28p = 35 cans

35 cans < 28 cans

So Sally has enough money for 28 cans.

4 0
2 years ago
Molly and Liza are exercising. Molly does 10 push-ups at the same time as Liza does 15 push-ups. When Molly does 40 push-ups, ho
professor190 [17]

Answer:

60 push-ups

Step-by-step explanation:

Set up a ratio to represent the problem:

Molly : Liza

10 : 15

40 : ?

How did we get from 10 to 40?

You multiply by 4. Therefore, multiply by 4 on both sides of the ratio.

10 : 15

x4   x4

40 : 60

So, Liza does 60 push-ups while Molly does 40.

4 0
3 years ago
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Slope 9/5 and this line is passing through ( 0,5)
Law Incorporation [45]

Answer:

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Step-by-step explanation:

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4 0
3 years ago
What is the measure of ∠F?<br> What is the measure of ∠R?<br> What is the measure of ∠C?
DanielleElmas [232]
C= 43
I'm not sure what the measure of R is, but I think the measure of F is 55°. I'm not 100% sure, which I feel terrible about, but I am positive that C= 43
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7 0
3 years ago
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Multiply two and four-fifths negative five and two-thirds.
erik [133]

Answer:

Mixed number: -12 2/15

Improper fraction: -182/15

Step-by-step explanation:

2 4/5 x -5 2/3

First, change into improper fractions

14/5 x -13/3

= -182/15

= -12 2/15

Hope this helps

6 0
4 years ago
Read 2 more answers
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