# SOLUTION: stefanie and judy went to the rodeo this weekend. stefanie bought 2 pretzels and 3 cokes for \$8.25. Judy bought 3 pretzels and 1 coke for \$4.50. how much sis one coke cost?

Algebra ->  Algebra  -> Systems-of-equations -> SOLUTION: stefanie and judy went to the rodeo this weekend. stefanie bought 2 pretzels and 3 cokes for \$8.25. Judy bought 3 pretzels and 1 coke for \$4.50. how much sis one coke cost?       Log On

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 Question 182865: stefanie and judy went to the rodeo this weekend. stefanie bought 2 pretzels and 3 cokes for \$8.25. Judy bought 3 pretzels and 1 coke for \$4.50. how much sis one coke cost? Answer by checkley77(12569)   (Show Source): You can put this solution on YOUR website!2P+3C=8.25 3P+C=4.50 MULTIPLY BY -3 & ADD. -9P-3C=-13.50 2P+3C=8.25 --------------- -7P=-5.25 P=-5.25/-7/ P=.75 COST OF ONE PRETZEL. 2*.75+3C=8.25 1.50+3C=8.25 3C=8.25-1.50 3C=6.75 C=6.75/3 C=2.25 COST OF ONE COKE. PROOF: 3*.75+2.25=4.50 2.25+2.25=4.50 4.50=4.50