Answer:
-13
Step-by-step explanation:
hello,
Replace x by the value as below

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He will earn $427.50 because $4.27 times 90 equals $427.50
Answer:
see attached
Step-by-step explanation:
Answer: Denominator of 1
Step-by-step explanation:
An expression can be written in rational form by writing it as a fraction with a denominator of 1.
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