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finlep [7]
4 years ago
12

Solve by simplifying the problem. There 18 students in Mr. Alvarez's art class . Throughout the year, every student must pair up

with every other student to complete a project. How many projects will be finished?
Mathematics
1 answer:
Alexandra [31]4 years ago
5 0
154, since 17+16+15...+1 = 154.
. . . . . . . . . . . . . . . . . .
let each of these dots represent a student. once the first student has finished a project with everyone, cover it with your finger. then, the next student has to do a project with all the others, but not the one behind him, because the one behind him already did a project with him. Am I making sense?
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vitfil [10]

Answer:

3

−

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3v-2=1

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Add

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3v-2=1

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3v-2+{\color{#c92786}{2}}=1+{\color{#c92786}{2}}

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2

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Add the numbers

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3v=3

3

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\frac{3v}{{\color{#c92786}{3}}}=\frac{3}{{\color{#c92786}{3}}}

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Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
please help!! 20 points if u just comment to take my points or guess i’ll make sure ur account gets banned. thank you!!
LekaFEV [45]

Answer:

I believe it's A and B

Step-by-step explanation:

3 0
3 years ago
Please help with math 30 points
cestrela7 [59]

Answer:


Step-by-step explanation:

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5 0
4 years ago
What is the volume of a right cylinder which has a base radius of 14 inches and a height of 2 inches?
Burka [1]

Answer:

B) 1,231 in3

Step-by-step explanation:

V = pi * r^2 * h

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Answer: B) 1,231 in3

6 0
3 years ago
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Greatest common factor of 35x+14
Nadya [2.5K]

Answer:

5x + 2

Step-by-step explanation:

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3 years ago
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