Homework Help: math

Posted by Josh on Wednesday, June 6, 2012 at 12:23am.

last week Coughy worked 4 hours more than Achewy. she also worked twice as many hourse as Pokey. altogether, they earned $252. if couphy earns $6.50 per hour, Achewy earns $9 per hour, and Pokey earns $5 per hour, find the number of hours that each worked.

math - Henry, Wednesday, June 6, 2012 at 7:35pm
Achewy: X hrs. @ $9.00/hr.
Coughy: (x+4) hrs. @ $6.50/hr
Pokey:(x+4)/2 hrs. @ $5.00 hr.

9x + 6.5(x+4) + 5(x+4)/2 = 252.
Multiply both sides by 2 and solve for x.

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