Question

A number added to itself is same as thrice of a number subtracted from 20, then the number is

Answer 1

Answer:

x= 4

Step-by-step explanation:

Let the unknown number be 'x'

According to the question-

x+x= 20- 3x

2x+ 3x= 20

5x=20

x= 20÷ 5

x= 4