Solve using a system of linear equations in three variables.A ceramics workshop makes wreaths, trees, and sleighs for sale at Christmas. A wreath takes 3 hours to prepare, 2 hours to paint, and 10 hours to fire. A tree takes 14 hours to prepare, 3 hours to paint, and 4 hours to fire. A sleigh takes 4 hours to prepare, 13 hours to paint, and 7 hours to fire. If the workshop has 124 hours for preparation time, 86 hours for painting, and 132 hours for firing, how many of each can be made?
A. 8 wreaths, 6 trees, 4 sleighs
B. 9 wreaths, 7 trees, 5 sleighs
C. 6 wreaths, 4 trees, 8 sleighs
D. 4 wreaths, 8 trees, 6 sleighs
Answer: A
Mathematics
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