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iren [92.7K]
3 years ago
7

after 3 new students joined, the class had 26 students. which equations can be used to find n, the number of students in class b

efore the 3 new students joined?
Mathematics
1 answer:
Scilla [17]3 years ago
7 0

Answer:

23 were there

Step-by-step explanation:

26 - 3 = 25

helped

A: 3n =26

B: n - 3 =26

C: n + 3 =26

D n/3 =26

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2 years ago
A model of a park was built on a scale of 1.5 cm to 50m. If the distance between two trees in the park is 150m, what is this dis
inn [45]
We know that

[scale]=[measure in model park]/[measure in actual park]
[measure in model park]=[scale]*[measure in actual park]
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4 0
3 years ago
Rebecca bought 1 pound of chocolate from the chocolate shop last week for $4. The next week the cost of the same 1 pound of choc
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Answer:

150%

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3 years ago
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3 years ago
the ratio of the measure of the three sides of a triangle 9:6:5. its perimeter is 100 inches. find the measure of each side.
aniked [119]

Answer:

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Step-by-step explanation:

Add the parts of the ratio : 9 + 6 + 5 = 20 parts

Divide the perimeter by 20 to find one part of the ratio.

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45 inches, 30 inches and 25 inches are the measures of each side


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4 years ago
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