Question

) The volume of a rectangular solid is 2x +
7x + 2x - 3. Its length and width are 2x - 1
and x + 3. Find its height.
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Answer 1

Answer:

volume of rectangle= l×b×h

2x + 7x + 2x -3 = ( 2x - 1) × ( x + 3) × h

11x - 3 = 2x*2+6x - x - 3 × h

11x - 3 = 2x*2+5x-3 ×h

h = 2x*2-6x