It would be:
Jennifer is saving money to buy a bike. The bike costs $319. She has $139 saved, and each week she adds $15 to her savings.
2 answers:
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×+6-5=8-2
x+1=6
-1 -1
----------
x=5
x+1=6
-1 -1
----------
x=5
Answer: The cost of one sandwich is $4.25 and the cost of one cup of coffee is $2.25.
Step-by-step explanation:
Let x be the cost of one sandwich and y be the cost of one cup of coffee.
By considering the given situation, we have the following equations :-
Multiply 2 on both sides of equation (2) , we get
Subtract equation (1) from equation (3), we get
Put value of y in (1), we get
Hence, the cost of one sandwich is $4.25 and the cost of one cup of coffee is $2.25.