Question

three times a number gives 21 write equation​

Answer 1

Answer:

7

Step-by-step explanation:

Let the unknown no. be x

Three times a no. means 3x

According to the problem:-

3x = 21

=> x = 21/3

=> x = 7

Answer 2

Given:

Three times a number gives 21.

To Find:

The equation for the given case.

Calculation:

- Let the unknown no. be X.

- Three times X is written as 3 X .

-  According to the question:

Three times X = 21

⇒ 3 X = 21

- This is the required equation.

- So, three times a number gives 21 can be written in equation as 3 X = 21.