21. What is the value of x if 5: (3x+2) = 7: (5x-2).

A. 6

B. 5

C. 7.

How to solve equation and justify for - 30=-6 (r+7)

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What is the intersection of the sets A = {2, 3, 5, 7, 11} and B = {5, 11, 13, 15, 17}? A. {5, 11} B. {2, 3, 5, 7, 11, 13, 15, 17} C. {2, 3, 5, 7, 11} D. null set

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You have a spinner, shown below. You wish to test its fairness, so you conduct several trials in which you repeatedly spin the spinner and record how many times you come up with a result of violet.