Mrkrabzhyper Mrkrabzhyper

17-11-2020
Mathematics

contestada

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

Respuesta :

Izzy1974 Izzy1974

17-11-2020

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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