What is g(4) if g(x)=x^2-5

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?

Divide. write in the simplest form. 4 1/6 divided by 10

Apply distributive property to write equivalent equation 105×35m