D. n - 20
n= MIcahs speed, and since Jamaal is traveling 20 miles per hour slower than micah, It would then incorporate the -20 into the expression. hence, n-20.
Hope i helped you bro.
Answer:
Step-by-step explanation:
If two variables, x and y have a direct variation, it means that an increase in x would lead to a corresponding increase in y. A decrease on x would lead to a corresponding decrease in y.
Therefore, we would compare the scenarios to determine which is not a direct variation. The correct option is
d) Time taken will be less if number of workers are increased to complete the same work.
The rest are direct variation scenarios
9+7x=37
7x=37-9
7x=28
x=28/7
x=4
Answer:
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Step-by-step explanation:
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