Carrie has $5.50 saved. She wants to buy a book that costs $15.00, including tax. Carrie plans to save $1.25 cach Friday What is
1 answer:
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Answer:
2.5
Step-by-step explanation:
(I'm assuming you're doing this the same way I learned it, if not I'm sorry if it doesn't make sense)
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Cross multiply
12x=30
Divide
x=2.5
This is just one way to do the problem. An easier way is to simplify the fractions.
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You can either cross multiply or figure out that 2 is half of four and simply divide 5 by 2 which will also result in 2.5