Answer:B
Explanation:In a function only one input is used there this is not a function
Answer:
4x+7 I believe but it could be wrong
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Answer:
D. 66
Step-by-step explanation:
6×(4+7)
6×11
=66
Answer:
JK got 30 answers correct on a 50 item test.
Step-by-step explanation:
It is given that:
Total items on test = T = 50
Fraction of total items that were answered correctly = 3/5
We simply have to multiply the total number of questions by the fraction of correct answers.
So,
The correct answered number of items are:

Hence,
JK got 30 answers correct on a 50 item test.