Question

if 3n/4 - 5 = 10 then, the value of n will be- option 15,17,23,20 ​

Answer 1

Answer:

Given:

3n/4 -5 = 10

To find:

Value if n

3n/4 -5 = 10

Transposing -5 from L.H.S To R.H.S

3n/4 = 10 + 5

3n/4 = 15

3n = 15 × 4

3n = 60

n = 60/3

n = 20

So, The value of n is 20

Answer 2

Answer:

$\frac{3n}{4} - 5 = 10$

$\frac{3n}{4} = 15$

$3n = 60$

$n = 20$