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Mathematics, 25.02.2021 20:40 jady20krazy

Q is the average of A, B, C and D. Write a formula for calculating Q and then solve it for A. Which of the following expressions is the correct answer for A? A. A+4xQ-B-C-D
B. A=Q-B-C-D/4
C. A=Q-4xB-4xC-4xD
D. A=4Q-B-C-D/4

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