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bazaltina [42]
2 years ago
12

What is 3c-9d+7c+5d simplified

Mathematics
1 answer:
Morgarella [4.7K]2 years ago
8 0

Answer:

3c-9d+7c+5d becomes this when it is simplified  10c - 4d

Step-by-step explanation:

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An engineer makes different-size samples of a new material.
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Answer:

The mass of 100 cubic centimeters of the material would be  

1,000 grams.

The mass of 500 cubic centimeters of the material would be  

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Step-by-step explanation:

3 0
3 years ago
A data set is summarized in the frequency table below. Using the table, determine the number of values less than or equal to 6.
Nata [24]

Answer:

18

Step-by-step explanation:

Given the above table of the data set, the number of values less than or equal to 6 would be the sum of the frequencies of all values that is equal to or less than 6.

From the table above, we would add up the frequencies of the values of 6 and below, which is:

2 + 3 + 6 + 4 + 3 = 18

Answer = 18

8 0
2 years ago
A man can take a same time to row 13km downstream and 7km upstream.His speed in still water is 5km/hr.The speed of stream is
vekshin1

Answer:

0.6 km/hr

Step-by-step explanation:

Speed downstream: 13/5= 2.6 km/hr

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8 0
1 year ago
PLZ HELP!!!!! WILL MARK!!!
Alex777 [14]
4x^2 +15x + 13 tyats would be tour answrr
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Inessa [10]

Answer:

10

Step-by-step explanation:

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3 years ago
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