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Sonja [21]
3 years ago
6

Please help me solve this and what are the answers

Mathematics
1 answer:
mixas84 [53]3 years ago
7 0

Answer:

5y=-2x - 3x

5y = -5x

5y + 5x = 0

5(y + x ) = 0

maybe

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If your car goes 50 kilometers in 2 hours,what is its average speed
Georgia [21]

Answer:

25 kilometers per hour

Step-by-step explanation:

I just simply made it into a proportion of 50/2=x/1 and 50 divided by 2 is 25. hopefully that help you.

8 0
4 years ago
Find the range. 4.7 6.3 5.4 3.2 4.9 3.1 –3.1 9.5 –9.5
WINSTONCH [101]

Answer:

The range is 19

Step-by-step explanation:

First, you have to order the numbers from least to greatest:

-9.5, -3.1, 3.1, 3.2, 4.7, 4.9, 5.4, 6.3, 9.5

Then, you have to find the difference between the largest number and and smallest number. You do this by subtracting them:

9.5 - (-9.5)= 19

So, the range is 19

8 0
3 years ago
A traffic helicopter descends 153 meters to be 445 meters above the ground, as illustrated in the
sertanlavr [38]

Answer:

598 meters

Step-by-step explanation:

In the problem, the word 'decend' means to decrease in elevation.

<u>Our equation:</u>

<u>? - 153 = 445</u>

<u>Add</u><u> </u><u>153</u><u> </u><u>to</u><u> </u><u>both</u><u> </u><u>sides</u><u> </u><u>of</u><u> </u><u>the</u><u> </u><u>equation</u><u>:</u>

?= 598

598 meters represents the original height of the helicopter.

6 0
2 years ago
A light bulb consumes 1440 watt hours per day. How long does it take to consume 4680 watt hours?
Lisa [10]
3.25 hours you take 4680÷1440 = 3.25
8 0
4 years ago
An event manager recorded the number of people in different age groups that attended a music concert.
kramer

Answer:D

Step-by-step explanation:

so the bins are 18-24, 25-31, 32-38, and 39-45.

the order is 20, 40, 120, and 80.

So if you match them up you get:

18-24 20

25-31 40

32-38 120

39-45 80

The only answer with all of those is D

4 0
3 years ago
Read 2 more answers
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