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11111nata11111 [884]
2 years ago
11

My question is the picture​

Mathematics
1 answer:
AysviL [449]2 years ago
5 0

Answer:

20 students

Step-by-step explanation:

You first have to add the number of students all up and you get 200.Then you do cross multiplication.

40/200 x s/100=

40x100= 4000=

200xs= 200s=

200s/200=

4000/200=

20=

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Answer:

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Step-by-step explanation:

77+2(3x-5)=8-3(2x+1)

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12x=-62

x=-62/12

simplify

x=-31/6

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