 | Great Britain. Education Department. Department of Science and Art - 1877 - 562 pàgines
...which satisfy the following equations. 12. (20.) 25. A carpet, in shape a rectangle, has an area of 315 square feet ; if a piece is taken off so as to reduce its width by 3 ft., the remaini»g area is fjths of what it would have been, had its length been reduced by 3 ft.... | |
 | James Mackean - 1881 - 510 pàgines
...— fl— *- >O (c) j 3х2-7^ + 2У2 = 0 (24. ) A carpet, in shape a rectangle, has an area of 315 square feet ; if a piece is taken off so as to reduce its width by 3 feet, the remaining area is ffibs of what it would havo been had its length been reduced by 3 feet. What is its length and breadth... | |
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A carpet, in shape a rectangle, has an area of 315 square feet ; if a piece is taken off so as to reduce its width by 3... 