Wreaths 81547

Eva paid €8.4 for three wreaths and five creams. Jana paid €15.6 for 9 wreaths and 7 creams. How many crowns will Jan pay for one wreath and one cream?

Correct answer:

x =  2 Eur

Step-by-step explanation:

3a+5b=8.40 9a+7b=15.6  3 a+5 b=8.40 9 a+7 b=15.6  3a+5b=8.4 9a+7b=15.6  Pivot:Row1Row2 9a+7b=15.6 3a+5b=8.4  Row293 Row1Row2 9a+7b=15.6 2.67b=3.2  b=2.666666673.2=1.2 a=915.67b=915.67 1.2=0.8  a=54=0.8 b=56=1.2  x=a+b=0.8+1.2=2 Eur



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