Question

sum of a certain number and 8​

Answer 1

x = 4 is the correct answer.

Answer 2

Answer:

Let a certain number be "x"

sum of 8 and a certain number = x+8

product of the number and 3 = 3x

Given that above 2 statements are equal, so

x+8= 3x

3x-x = 8

2x = 8

so x=4................