SOLUTION: Gary and Cindy went to the candy store where chocolate bars cost 90 cents each and taffy bars cost 75 cents each. They spent 16.80 and bought 4 more chocolate bars than taffy. How

Question 187496This question is from textbook Algrebra 1
: Gary and Cindy went to the candy store where chocolate bars cost 90 cents each and taffy bars cost 75 cents each. They spent 16.80 and bought 4 more chocolate bars than taffy. How many chocolate bars did they buy? This question is from textbook Algrebra 1

Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
.9(t+4)+.75t=16.80
.9t+3.6+.75t=16.80
1.65t=16.80-3.60
1.65t=13.20
t=13.20/1.65
t=8 taffy bars were bought.
8+4=12 chocolate bars were bought.
Proof:
.9*12+.75*8=16.80
10.80+6.00=16.80
16.80
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