Help..

The table shows the height of a plant as it grows. What equation in point-slope form gives the plant’s height at any time? Let y stand for the height of the plant in cm and let x stand for the time in months.

Time (months) Plant Height (cm)
3 15
5 25
7 35
9 45

Question

Help..

The table shows the height of a plant as it grows. What equation in point-slope form gives the plant’s height at any time? Let y stand for the height of the plant in cm and let x stand for the time in months.

Time (months)   Plant Height (cm)
3                         15
5                          25
7                          35
9                          45

anonymous · Answer

y-15 = (25-15)/(5-3)  (x-3)
so y = 5x

anonymous · Answer

first make a graph... plot (3,15) , ( 5,25) , ( 7,35) and (9,45) points