Homework Help: MATH ALGEBRA (2ND TIME POSTING! ) Please Hlep!! :)

Posted by vid. on Tuesday, October 5, 2010 at 6:55pm.

The Cost of installing new kitchen cabinets is $150 for delivery for all the cabinets and an additional $45 to install each cabinet.

a) Develop a model to give the total cost for a set of n cabinets.

b) What is the total cost for a set of 18 cabinets?

c) Find the number of cabinets if the total cost was $735.

AND (2nd Question)
Membership in a tennis club costs $600 per year plus a $15 fee for each hour of court time.

a) Find a model that gives the total cost of playing tennis for h hours at this club in a year.

AND (3rd Question)

CoolCar rental agency charges $30 per day plus $.25 per mile.
a)Find a formula to compute the total cost of renting a car for on day and driving it for m miles.

MATH ALGEBRA (2ND TIME POSTING! ) Please Hlep!! :) - Ms. Sue, Tuesday, October 5, 2010 at 6:56pm
You're more likely to get help if you post your answers and the parts you don't understand.
MATH ALGEBRA (2ND TIME POSTING! ) Please Hlep!! :) - Damon, Tuesday, October 5, 2010 at 7:27pm
150 + cost per cabinet * number of cabinets
thus if n cabinets then
C = 150 + 45 n

C for 18 = 150 + 45 * 18

then 735 = 150 + 45 n
solve for n

Do the second one the same way.

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