The temperature went from -16°F to 7°F. What was the change in temperature?
2 answers:
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Answer:
52 quarters
Step-by-step explanation:
-We know that a quarter dollar is equivalent to $0.25
-Given that Haley has $13, we multiply this amount by 4 since $1 has 4 quarters to obtain the number of quarters:
Hence, Hayley will get 52 quarters.
a-3b=7
a=7+3b
a+b=87
(7+3b)+b=87
7+4b=87
4b=87-7
4b=80
b=20
a=7+3b
a=7+3*20
a=7+60
a=67