SOLUTION: At Lowes home improvement center, halogen light bulbs cost $12.50 each and fluorescent bulbs cost $8.00 each. One day the recepits for a total of 376 bulbs were $3683. How many hal

Question 870915: At Lowes home improvement center, halogen light bulbs cost $12.50 each and fluorescent bulbs cost $8.00 each. One day the recepits for a total of 376 bulbs were $3683. How many halogen bulbs were sold?
Found 2 solutions by lwsshak3, josmiceli:
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
At Lowes home improvement center, halogen light bulbs cost $12.50 each and fluorescent bulbs cost $8.00 each. One day the recepits for a total of 376 bulbs were $3683. How many halogen bulbs were sold?
***
let x=number of halogen bulbs that were sold
376-x=number of flourscent bulbs that were sold
..
12.50x+8.00(376-x)=3683
12.50x+3008-8x=3683
4.5x=675
x=150
number of halogen bulbs that were sold=150
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the number of halogens sold
Let = the number of fluorescents sold
---------------------------------------
(1)
(2)
-------------------------
(2)
Multiply both sides of (1) by
and subtract (1) from (2)
(2)
(1)

and, since
(1)
(1)
(1)
150 halogens were sold
-----------------------
check:
(2)
(2)
(2)
(2)
OK
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