Question

If y varies directly as x and y =3 when x=7,find y when x =63

Answer 1

Answer: y = - 3

                      -

Step-by-step e

xplanation:

Answer 2

Answer:

27

Step-by-step explanation:

we have to do  Unitary method.

x=7 when y=3

x=1 when y=3/7

x=63 when y=(3*63)/7

y=27