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Question

Solve the system of inequalities: x+7x8>2,2x+17x1>5

A
(167,57)
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B
(78,27)
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C
(2,5)
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D
No solution
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Solution

The correct option is D No solution
x+7x8>2,2x+17x1>5
Solving equation (1)
x+7>2x16 and x8>0 for x>0
x<23 and x>8
,x(8,23)
Solving equation 2
2x+17x1>5
2x+1>35x5 and 7x1>0 for x>0
x<633 and x>17
,x(1/7,6/33)
From both the solutions, there is no solution for x to satisfy both the equations.

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