Math, asked by ANTHATINANDANRAM, 1 year ago

n_3n+ 5n = 21
2 .4 6

Answers

Answered by swayamicy

3

Answer:

n=7

please Mark as brainliest

Attachments:

Answered by yogitadalal1334

0

n-3n+5n=21

3n=21

n=21÷3

n=7

please mark in brainlist

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