Question

The value of y varies directly with x. If x = 3, then y = 22. What is the value of x when y equals 105

Answer 1

Answer:

Varies directly uses the formula: y/x = k

22/3 = 7.33

105/x = 7.33

105/x (7.33/x) = 7.33(x/7.33)

105/7.33 = x

x = 14.32