Question

Thrice a number when added to 15 gives 45

Answer 1

Answer:10

Step-by-step explanation:let number be x

3x+15=45

3x=30

x=10

Answer 2

Let the number be x

According to the question,

3x+15=45

3x=45-15

3x=30

x=30/3

x=10

Therefore the number is 10