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The expressions that shows the number of students for each activities are;
Dance; (1/7)z + 22
Baseball; (4/7)z - 24
Drama; (1/7)z + 26
We are given;
Total number of students in the middle school = z
A) From the given table, we can deduce that;
B; Now, the expression to show the students that like either drama or dance is;
(1/7)z + 26 + (1/7)z + 22
>> (2/7)z + 48
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