A landscape service charges
customers a one time fee and an hourly rate of $15. For 3 hours of work, it
charges $75. Using the given data the one time fee can be solve:
75 = 3(15) + b
b = 30
<span> so the equation of the line </span>
y = 15 x + 30
<span>so the charge for 10 hrs is
equal to $180</span>
Take the thousands place and round up with 10. In turn that will get the hundredths place to 10 to and make the tenths place to a 10 too and so on with the ones place until you end up with 110.00