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IRINA_888 [86]
3 years ago
14

Asap! I’ll mark you brainlest

Mathematics
1 answer:
skad [1K]3 years ago
8 0
Jon ran 21km (7+14 because robert ran 14 less so you add the 14 additional km to jon’s total)
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(8b^2/3*9t^3/5)(8b^5/3*9t^3/5)
erma4kov [3.2K]

Answer:

5,184•b•t^6/5

Step-by-step explanation:

Here, we want to multiply the expressions

According to indices law, if we have same bases, we add up the exponents

Thus, we have that;

8 *8b^(2/3+5/3) * 9 * 9 * t^(3/5+3/5)

= 64 * b * 81 * t^6/5

= 5,184bt^6/5

8 0
3 years ago
Please Help Quick ASAP Hurry This is Pre-Algebra 1
Svet_ta [14]

Answer:

d=1.4

Step-by-step explanation:

cuz 10-1.4=8.6

6 0
3 years ago
Read 2 more answers
Lena is converting 2/25 to a percent. What should she multiply the numerator and denominator of the fraction by to find the perc
NNADVOKAT [17]
A percent is a number out of 100, so you'd want to multiply the denominator to get 100. In this case, 25 would have to be multiplied by 4 to get 100. To keep the fractions equal to each other, you have to multiply the numerator by the same thing. 2*4=8. Therefore, your fraction would be 8/100 or 8%
7 0
3 years ago
Read 2 more answers
20 points and brainlyest to who answers this first in a well format!
djverab [1.8K]

Answer:

in the forth line of the equation it should be this

-6x+10=4x+20

-6x-4x=20-10

-10/-10x=10/-10

x=-1

5 0
3 years ago
Determine whether the underlined value is a parameter or a statistic. In a national survey on substance abuse comma Modifying 66
Iteru [2.4K]

Answer:

Parameter                                                                                

Step-by-step explanation:

Parameter and statistic:

  • Parameter is a numerical value that describes a population.
  • A sample is a part of the population and always smaller than the population.
  • The statistic is a numerical value that describes a sample.

Population of interest:

College students aged 18 to 22

Parameter:

66.4% reported using alcohol within the past month

Thus, the given is a parameter as it describes a population proportion.

4 0
3 years ago
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