Question

If you add 5 to three-fourth of a
number, you get 11. Find the number.​

Answer 1

let the no. be x

3/4 of the no. x is 3x/4

Acc to the question,

3x/4 + 5 = 11

3x/4 = 11 -5

3x/4 = 6

x = 6 multiplied by 4/3

x=8

Answer 2

Let the unknown number be n .

Then,

$= > \bf \frac{3n}{4} + 5 = 11 \\ \\ = > \sf \frac{3n + 20}{4} = 11 \\ \sf= > 3n + 20 = 44 \\ = > \sf \: \: \: \: \: \: \: \: \: \: 3n = 44 - 20 \\ = > \sf\: \: \: \: \: \: \: \: \: \: \: n = \frac{24}{3} = \red8$