Question

40 is Subtracted from 50n of a number the result is 30 find the number?

Answer 1

Answer:

The number is 7/5n.

Step-by-step explanation:

let number =x

50nx-40=30

50nx=70

x=7/5n.

HOPE THIS HELPS!

Answer 2

Answer:

$50n - 40 = 30 \\ = > 5 0n = 30 + 40 \\ = > 50n = 70 \\ = > n = \frac{70}{50 } \\ = > n = \frac{7}{5}$

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