What should be done to both sides of the equation in order to solve 1/3 x=4

How do i do this activity, is appreciated

Merrida uses a pattern in the multiplication table below to find ratios that are equivalent to 7: 9. if merrida multiplies the first term, 7, by a factor of 6, what should she do to find the other term for the equivalent ratio? multiply 9 by 1. multiply 9 by 6. multiply 9 by 7. multiply 9 by 9.

Consider the first four terms of the sequence below. what is the 8th term of this sequence?