Homework Help: Math

Posted by Meemee Romulus on Wednesday, August 17, 2011 at 3:14am.

Use the 5 steps to solve this problem.

Paint Express charges $30 per gallon of paint plus $1.10 per square fooet of wall space. Color Creations charges $24 per gallon of paint and $1.20 per square feet of wall space. Robert estimates he wll need 4 gallons of paint for the room he'dlike to paint. How much wall space would make Paint Express less expensive than Color Creations.

Math - Damon, Wednesday, August 17, 2011 at 6:14am
p = 30 * 4 + 1.1 x
c = 24 * 4 + 1.2 s
when does p = c ?

120 + 1.1 x = 96 + 1.2 x
solve for x

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