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Linear Equations in One Variable

SAT Math· difficulty 3/5

What is the x-intercept of the line 4x−5y=204x - 5y = 20?

  • A

    (−4,0)(-4, 0)

  • B

    (4,0)(4, 0)

  • C

    (5,0)(5, 0)

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  • D

    (0,−4)(0, -4)

Explanation

Set y=0y = 0: 4x=204x = 20, so x=5x = 5. The x-intercept is (5,0)(5, 0).

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