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dem82 [27]
2 years ago
13

15 more than three times a number is equal to 75 Also please do a step by step

Mathematics
1 answer:
Vlad [161]2 years ago
4 0

Answer:

Step-by-step explanation:

3n+15=75

three times a number is 3n. +15 is 15 more.

3n+15=75  subtract 15 from both sides to get the 3n alone

3n=60 divide by 3 to get the n by itself

n=20

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Answer:

The first one

Step-by-step explanation:

To figure out which one is the best deal, for each one how much <em>one</em> t-shirt costs.

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To figure out how much money one t-shirt would cost, you divide $28.95 by 3.

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<u>Third deal:</u>

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5 0
3 years ago
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2 years ago
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