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Andre45 [30]
3 years ago
5

9s - 5s + 2s - s Please explain how you did this question.

Mathematics
2 answers:
Maslowich3 years ago
4 0
Just add them as if it were normal then put the s behind it
masha68 [24]3 years ago
4 0
Just take out the s' to make it easier
So 9-5+2-1
9-5= 4
4+2=6
And then +1 is 7
And all you have to do is put the s back in so the answer is:
7s
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Anon25 [30]
200 weeks . Use the equation 100+20x=y and 50+30x=y on Desmond to show where the line intersect and it is 200
6 0
3 years ago
I really need some help.........
mel-nik [20]

Answer:its 20400

Step-by-step explanation:

4 0
3 years ago
A university class has 22 students: 3 are nursing majors, 9 are psychology majors, and 10 are business majors. (Each student has
KiRa [710]

Answer:

27/462

OR

.058

Step-by-step explanation:

the probability that the first student, selected at random, is a nursing student is 3/22.

the probability that the second student, selected at random from the remaining students, is an accounting major is 9/21.

the probability the first student chosen is a nursing student and the second student chosen is an accounting major is therefore 3/22 * 9/21 = 27/462.

7 0
2 years ago
Sally works 40 hours a week and makes $20 an hour, but her kids are in child care each day and the day care center charges her $
Maslowich

Answer:

$11.25

Step-by-step explanation:

Multiply the number of hours she works by how much she gets paid per hour.

800

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350

Subtract the 350 from the 800

450

Divide the 450 by the number of hours worked per week

450/40

Answer: 11.25

So Sally actually makes 11.25 per hour.

5 0
3 years ago
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Ganezh [65]
Number 3 it is a factor because if u expand you will see that x+6 will be the answer
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