Question

Assume that y varies directly as x. If y = 3, when x = 15, find the value of y when x = 75.

Answer 1

Step-by-stepAnswer:y=15

3 y

___=___

15 75

cross multiply15y=225

divide both sides by 15

Answer 2

Answer:y=15

3 y
___=___
15 75

cross multiply
15y=225
divide both sides by 15
y=15