Question

The sum of 2 numbers is 21.

The second number is 6 times the first number.
Work out the two numbers.

Answer 1

3 and 18.

Explanation:

Let the numbers be x and 21-x, then:

21-x = 6x

6x = 21 - x

7x = 21

x = 3

The 2 numbers are 3 and 18.

Answer 2

both numbers are 18 and 3

Explanation: