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what two equations can be formed to represent the number of chocolate bars?​

Sagot :

Answer:

Janine bought 7 white chocolates and 8 dark chocolates.Step-by-step explanation:Let x be the number of white chocolates. Let y be the number of dark chocolates. 20x+25y=340 x+y=15x=7,y=8 (substitute)20(7)+25(8)=340140+200-34 07+8=15Questions: 1. The two equations are 20x + 25y = 340 and x + y = 15.2. The method I used was substitution. Substitution was the most appropriate method to be used because two