Mr. Smith is paid $9.50 per hour for fixing watches. Write an expression for the amount of money Mr. Smith earns in h hours.
a)9.5+h
b)9.5h
c)h+1
d)h divided by 9.5
in addition to his hourly rate, Mr. Smith is paid $2.20 for each watch he fixes. Write an expression for his income if he fixes r watches per hour.
a)2.2r-9.5
b)9.5r+2.2
c)19h
d)2.2r+9.5h