Question

qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq

Answer 1

Since you know:

c = 30           substitute/plug it into the equation

$f=(\frac{9}{5} )c+32$       Plug in 30 for "c" in the equation

$f=(\frac{9}{5} )(30)+32$

$f=(\frac{270}{5} )+32$

f = 54 + 32

f = 86          (86°F if you need to add units)