The cost of highlighters is proportional to the number of highlighters purchased. If a 4
2 answers:
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Answer:
Step-by-step explanation:
Given
Represent the temperature in Tucson with T and that in Minneapolis with M.
From the first statement, we have:
From the second, we have:
or
--- i.e. both are opposite numbers
Required
Find T
To calculate T, substitute -T for M in
This gives:
Collect Like Terms
Make T the subject
Hence, the temperature in Tucson is