Question

1. The sum of three times a number and 15 is 42. Find the number​

Answer 1

Answer:

3x+15=42 now u can solve it

like 3x=42-15and then x=27/3=9ans

Answer 2

Answer:

Let the three times number be

Step-by-step explanation:

Let the three times number be 3x

According to condition.....

3x+15=42

3x=42-15

3x= 27

x=27/3

So, x=9