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barxatty [35]
3 years ago
7

11 points!!!!!!!! and brainliest

Mathematics
2 answers:
bulgar [2K]3 years ago
5 0

Answer:

20

Step-by-step explanation:

Gekata [30.6K]3 years ago
3 0

Replace x with 5 in each equation then subtract:

f(x) = 2(5)^2 - 4(5) = 30

g(x) = 5-2(5) = -5

f(x) - g(x) = 30 - - 5 = 30 +5 = 35

The answer is C. 35

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Which graph shows the correct representation of {x | x ≤ 5}?
Andrew [12]

Answer:

third choice

Step-by-step explanation:

That would be the third one. It has to be a closed circle because it includes the sign, ≤ meaning that it also has the number 5 included. The numbers that go to the left of 5 are smaller, too.

3 0
3 years ago
A parachutist's speed during a free fall reaches 180 kilometers per hour. What is this speed in meters per second? At this speed
Darya [45]

Answer:

Speed of the parachutist is meters per second 2.083 meter per second

Distance travelled in 2 seconds 4.167 meter

Step-by-step explanation:

Speed of the parachutist is kilometers per hour = 180

Speed of the parachutist is meters per second \frac{180*1000}{24*60*60} = 2.083 meter per second

Distance travelled in 2 seconds 2.083 *2 = 4.167 meter

8 0
3 years ago
What is the value of -9 + (-4 + 7) (2)?
RUDIKE [14]

Answer:

try -3

Step-by-step explanation:

5 0
2 years ago
Read 2 more answers
Show your work.
Doss [256]

Answer:

1= 2,400 feet

2= 154 meters

3= 120 pints

4= 2. 056 centigrams

5= 16.1 C

6= 50F

7= -2.8C

1= multiply the length value by 3

2= divide the length value by 10

3= multiply the volume value by 8

4= divide the mass value by 10

5= Take the °F temperature and subtract 32. Multiply this number by 5. Divide this number by 9 to obtain your answer in °C.

6= multiply the temperature in degrees Celsius by 2, and then add 30 to get the (estimated) temperature in degrees Fahrenheit.

6 0
3 years ago
Read 2 more answers
HELP!!! i need the remainder as well!
denis23 [38]
ABC = 54 feet squared
7 0
3 years ago
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