Answer:
x= 45
Step-by-step explanation:
First, make the fractions both have common denominators, so 3/8= 9/24 and 5/12= 10/24. Then add them up and you get 19/24
Answer: (b) Provide hints on what the teacher thinks is important
Explanation: Clearly, the teacher selects what to ask in the tests, and it is plausible to think that (s)he will select problems that they deem important.
The teacher will know that students look at past tests, and so they will tend to change the wording and values in the tests to prevent plagiarism, so (a) is not the right choice.
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Answer: (0,-3)
Step-by-step explanation: