Question

Sum of a number and 15 gives 20​

Answer 1

Answer:

let the number is to be added is X

15 + X = 20

X = 20 - 15

X = 5

Answer 2

Answer:

hope its help pls mark as BRAINLIEST.

Step-by-step explanation:

Lets take x be the number.

x*15= 20

x= 20/15

x= 1.33333333333