With the given information A is the correct ans, Although the question has a serious problem, as information given in one of the answer choices contradicts the information given in question. Questions says line l has negative slope but choice b says slope is 4. On GMAT never an answer choice would contrdict the question.
In the xy-plane, if line l has negative slope and passes through
the point ( -4, q), is the x-intercept of line l positive?
(1) q < 0
(2) The slope of line l is 4
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