Answer:
61 Inches
Step-by-step explanation:
<em>A foot is 12 inches. </em>
1. Multiply 12 by 5.
2. Add the extra inch.
<em>The stack of books is 61 inches high.</em>
Giai he phuong trinh -x+2t=1 2x+2y+z-2t=1 x+2y+z=2 3x+2y-z-4t=0
1 answer:
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