Mathematics, 06.12.2020 19:50 ob3ymysins
1. If 2x + y = 5; 3y + z = 15 and 3z + 2x = 16, then
what is the average (arithmetic mean) of x, y and
z??
A. 2
B, 3
C. 5
D. 12
E. 13
Answers: 1
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1. If 2x + y = 5; 3y + z = 15 and 3z + 2x = 16, then
what is the average (arithmetic mean) of x, y...
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