Question

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

Answer 1

Answer:

9

Step-by-step explanation:

number is x

3x+15=42-15

3x=27

x=9

Answer 2

✒✒✒✒ANSWER ✒✒✒✒

Let the no. be x

According to question equation will be

3x + 15 = 42

3x = 42 - 15

3x = 21

x = 21/3

x = 7

To check put the value of x :

3×7+15 = 42

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