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Verizon [17]
2 years ago
15

Mrs. Potter divides the Grade 8 class of 21 students into few equal groups. The number of

Mathematics
1 answer:
Yuri [45]2 years ago
7 0

Answer:

Step-by-step explanation:

list of prime numbers from 1-21

2,3,5,7,11,13,17,19

he has 21 students

the only numbers he can divide by is 3 and 7

21/3=7

21/7=3

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Which equation shows the result of substituting and expression for y from the first equation into the second equation for the gi
krek1111 [17]

Answer:

x-2x = -3 and x = 3

Step-by-step explanation:

Given the expression

y=x+5.... 1

y-2x=2.... 2

Substituting the first equation into the second we will have;

From 2;

y -2x = 2

x+5-2x = 2

x-2x +5 = 2

x-2x = 2-5

x-2x = -3

-x =-3

x =3

Hence the required equation is x-2x = -3 and x = 3

7 0
2 years ago
Read 2 more answers
Nicholas wrote the steps below to simplify the fraction 20/30 divided the numerator and denominator of 20/30 by 2 to write the f
iris [78.8K]

Answer:

The answer is 2/3

Step-by-step explanation:

20 divided with 10

--

30 divideded with 10

7 0
3 years ago
Piper is deciding whether she should pursue an education in engineering or in public communications. She has researched that a p
arlik [135]

Answer:

A public communications director would make $1,196,800 over a period of 20 years.

Step-by-step explanation:

The median salary of an engineer is $73,400 per year.

Piper has researched that a public communications director makes $13,560 less than this. (so we need to take this amount from the salary of an engineer)

Therefore, we would have that a public communications director would make

73,400 - 13,560 = $59, 840 per year

Now, the problem asks us how much a public communications director will make over a period of <u>20 years</u>, thus, we have to multiply the amount she will get per year by 20.

Thus, over 20 years she would make: <u>59,840 x 20</u> = $1,196,800

3 0
2 years ago
the table shows prices for the local minor league baseball team for fan club members and non-members. For how many tickets is th
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WHAT TABLE There is no way i could know whats going on
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3 years ago
Find the number that is 2/3 of the way from 3/4 to 3 5/12
lana66690 [7]
I got 2.527. And the 7 repeats I’m wasn’t sure if you wanted it in a fraction but it shouldn’t be difficult to convert if you have a calculator with that function
6 0
3 years ago
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