Math, asked by begumrini750, 6 months ago

7n= 3n+40 solve this

Answers

Answered by VanditaNegi

1

Answer:

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Step-by-step explanation:

$7n = 3n + 40 \\ 7n - 3n = 40 \\ 4n = 40 \\ n = 10$

Answered by ellisfrancisfarros

0

7n+3n= 10n

10n=40

Therefore,

n=40/10

n=4

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