Question

if three fifth of a number is 4 more than half of the number then what is the number

Answer 1

Let the number x:

3/5 * x = 4 + 1/2 * x

3/5 x - 1/2 x = 4

6/10 x - 5/10 x = 4

1/10 x = 4

x = 4 * 10

x = 40