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Linear Equations in One Variable

SAT Math· difficulty 3/5

What is the slope of the line 3x+5y=153x + 5y = 15?

  • A

    −35-\frac{3}{5}

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  • B

    35\frac{3}{5}

  • C

    3

  • D

    −3-3

Explanation

Solve for yy: 5y=−3x+155y = -3x + 15, so y=−35x+3y = -\frac{3}{5}x + 3. Slope is −35-\frac{3}{5}.

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