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lorasvet [3.4K]
3 years ago
15

David says,

Mathematics
1 answer:
Softa [21]3 years ago
5 0

Answer:

no, 72 km/hr is equal to 20m per sec

Step-by-step explanation:

20 m = .02 km

.02 km per hour is equal to .02(3600) per hour, which is 72 km per hour

(you have to multiply my 3600 to get seconds into hours)

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Kelly leaves her home and cycles 4y miles south then cycles (3y + 9) miles east
atroni [7]
4y(3y + 9)
12y + 36
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7 0
3 years ago
Solve the inequality -10w _< 20
Dvinal [7]

Step-by-step explanation:

  • -10w<u><</u><u> </u>20
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hope it helps

<h2>stay safe healthy and happy...</h2>
8 0
2 years ago
If y varies directly as x, and y is 20 when x is 4, what is the constant of variation for this relation?
arlik [135]

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5

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4 0
3 years ago
Read 2 more answers
-3 ( -4 - 5x) = -18 i'll help with your questions :)))
maria [59]

Answer:

-15

Step-by-step explanation:

-3(-4-5x)= -18

12+15x= -18-12

15x= -30

x= -30÷15

x= -15

6 0
3 years ago
Help ME????????????????????
natka813 [3]

Answer:

3 x -10.5

Step-by-step explanation:

The problem says "each for -10.50." That means every entry has a change of -10.5.

We know there are 3 entries so we are going to multiply 3 x -10.5 (The expression is the answer, not the actual answer.)

8 0
3 years ago
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