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Linear Functions

SAT Math· difficulty 4/5

The line y=mx+4y = mx + 4 passes through the point (−3,10)(-3, 10). What is mm?

  • A

    −2-2

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  • B

    22

  • C

    6−3\dfrac{6}{-3}

  • D

    33

Explanation

10=−3m+4⇒−3m=6⇒m=−210 = -3m + 4 \Rightarrow -3m = 6 \Rightarrow m = -2.

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