Aiden bought 8 magazines that each cost the same amount. He paid a total of $21.12. How much did he pay for each?
2 answers:
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The formula of a midpoint:
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Substitute
Answer:
Step-by-step explanation:
It's already in a form that only ha positive exponents. Just to state it though you could rewrite it as or
The question asks for positive exponents though so yu don't need to do that.
You also need to know so in this case
so