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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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