When dealing with a unit rate as a fraction, how would you get the unit rate as a denominator of one?

Can anyone me with 32,33,36,37,and 40.

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41

Will give let f(x)=2x and g(x)=[tex]2^{x}[/tex] graph the functions on the same coordinate plane. what are the solutions to the equation f(x)=g(x) ? enter your answers in the boxes x=[? ] or x=[? ]