Posted by dee on Friday, November 6, 2009 at 12:08am.
Write an equation that shows the relationship between the quantities; the total cost of hiring a certain plumber is a flat rate of $35 plus $9.50/hr.

algebra  drwls, Friday, November 6, 2009 at 4:52am
C = 35 + 9.5 T
T is the number of hours worked. C is the total cost.