Question

If x = 3, then y = 21. What is the value of x when y = 105?

Answer 1

= 15

Explanation:

If 21 = 105

What about 3 = ?

= (3 x 105) ÷ 21

= 315 ÷ 21

= 15

Answer 2

x would be 15

Explanation:

because 21 times 5 is 105 and you would do 3 times 5 is 15