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 2 years ago
A candle is 17 in. tall after burning for 3 hours. After 5 hours, it is 15 in. tall. Write a linear equation to model the relationship between height h of the candle and time t. Predict how tall the candle will be after burning 8 hours.
 2 years ago
A candle is 17 in. tall after burning for 3 hours. After 5 hours, it is 15 in. tall. Write a linear equation to model the relationship between height h of the candle and time t. Predict how tall the candle will be after burning 8 hours.

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estudier
 2 years ago
Best ResponseYou've already chosen the best response.0(3,17) and (5,15) Calculate a line equation in the usual way (x is t, y is h) Then put t (x) is 8 to find h(y)

whadduptori
 2 years ago
Best ResponseYou've already chosen the best response.0would you do y2y1/x2x1

estudier
 2 years ago
Best ResponseYou've already chosen the best response.0Sure, to get the slope, then use one of the points to get c

whadduptori
 2 years ago
Best ResponseYou've already chosen the best response.0i got a 1 what do i after that?

estudier
 2 years ago
Best ResponseYou've already chosen the best response.0then use one of the points to get c

whadduptori
 2 years ago
Best ResponseYou've already chosen the best response.0wait how do i do that?

estudier
 2 years ago
Best ResponseYou've already chosen the best response.0y = mx +c You just got m, now sub one of the x,y pairs in to get c
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