Question

a number is increased by 4 and the new number is obtained is multiplied by 5 if the resulting number is15 find the number​

Answer 1

Step-by-step explanation:

let the number be x

if it is increased by 4 = x+4

= 5 (x +4) = 5x + 20 = 15

5x=20-15

5x=5

x=1