Question

HELP PLEASEEEE

Suppose that y varies directly with x and that y=84
when x=7
. What is the value of x when y=108
?

Answer 1

Suppose that y varies directly with x and that y=84 when x=7. What is the value of x when y=108?

when y=84 and when x=7, x to y in proportion is 1:12. Keeping the ratio of x to y at 1 to 12, when y = 108, x = 9.