1.) Write the equation of the line passing through the two points (-5, 7), (-3, -1). 2.) Write the equation of a line in slope- intercept form perpendicular to y = ½x – 4 and passes through (-5, 3).

2.5: Model Direct Variation HW: p (8-22 even, 32, 34) Ch 2 Test: , 2.7: Next week Friday

 y = ax, where a is the constant of variation. ◦ y varies directly with x.

1.) y = ½x2.) y – 12 = 5x

3.) 5y = x4.) y =

8.) x = 3, y = -9

9.) x = 6, y = -2

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