Question moving

1.3 Linear Equations in Two Variables - Intercepts and slope applications
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  • Moving from left to right:
    • The curve passes from quadrant 2 to quadrant 1 to quadrant 4.
    • In quadrant 2, the curve trends down gradually to the approximate point (0 comma 2.5).
    • In quadrant 1, the curve trends down sharply to point (5 comma 0).
    • In quadrant 4, the curve trends down sharply.
  • The curve passes through the following points:
    • approximately (0 comma 2.5)
    • approximately (4 comma 0.8)

What is the x-intercept of the graph shown?

A.

-5,0

B.

5,0

C.

-2,0

D.

2,0

Moving from left to right: The curve passes from quadrant 2 to quadrant 1 to quadrant

Easy-difficulty · SAT Math · Linear Equations in Two Variables — Intercepts and slope applications. Read the question above, select your answer, and check the full explanation below to understand exactly why the correct choice works.

Answer explanation

Choice B is correct. An x-intercept of a graph in the xy-plane is a point at which the graph crosses the x-axis. The graph shown crosses the x-axis at the point 5,0. Therefore, the x-intercept of the graph shown is 5,0.

Choice A is incorrect and may result from conceptual or calculation errors.

Choice C is incorrect and may result from conceptual or calculation errors.

Choice D is incorrect and may result from conceptual or calculation errors.