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6
+ 1 2 , 2 8 8
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Two different linear functions are shown below with two points given from each function. use slope-intercept form or point-slope form to find the equation of each. linear function a points: (–5, –2), (–5, 7) linear function b points: (7, –5), (–2, –5) function a has: the equation of line a is: function b has: the equation of line b is:

25 ! the line of best fit is h = 5a + 86. predict the height at age 16.

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?