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Anna [14]
3 years ago
7

How do you solve this equation

Mathematics
1 answer:
antiseptic1488 [7]3 years ago
8 0
I suggest using keep change flip
You might be interested in
I am greater than 320. You say my number if you start at 324 and count from 10 to 10. I have the same number of tens and ones.
Bess [88]

Answer:

344

Step-by-step explanation:

Um..... sorta confusing, but I think you are only allowed to increase by 10 each time, so then you need to add 20 to make 344, where the units digit and tens digit are the same

4 0
2 years ago
Find the mode for the<br> following data set {1,3,5,7,9]<br><br> PLS HELP
kvasek [131]

Answer: There is no mode.

Step-by-step explanation:

The mode is the number in a data set that occurs most frequently. Count how many times each number occurs in the data set. The mode is the number with the highest tally. It's ok if there is more than one mode. And if all numbers occur the same number of times there is no mode.

Hope this helps!

7 0
3 years ago
From a group of 11 people, 4 are randomly selected. What is the probability the 4 oldest people in the group were selected
asambeis [7]

Answer:

<h2>4/11</h2>

Step-by-step explanation:

Probability is the likelihood or chance that an event will occur.

<em>Probability = expected number of outcome/Total number of outcome</em>

If there are group of 11 people, then the total outcome of events will be 11

If we are to select 4 oldest people from the group, then the expected outcome is 4.

Hence, the probability that the 4 oldest people in the group were selected is 4/11.

3 0
3 years ago
There are 64 students in a speech contest. Yesterday, Ā of them gave their speeches. Today, 7 of the remaining students gave the
Alexxx [7]

Answer:

23

Step-by-step explanation:

Ā means the average

So it means the average of 64 gave their speech which should be 64/2 = 32

So 32 gave their speeches yesterday,

7 gave today

Total number that has given is

32 + 7 = 39

Therefore the number remaining are

62 - 39 = 23

8 0
2 years ago
Evaluate g(r)= -5r+13<br><br> g(3)=
andrew-mc [135]

Answer:

=-2

Step-by-step explanation:

Step 1- Substitute the variable

g(3)= -5(3)+13

Step 2- Multiply

g(3)= -5(3)+13

Step 3- Add

g(3)= -15+13

Conclusion-

g(3)= -2

5 0
3 years ago
Read 2 more answers
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