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Which of these is a trend line for the data set​ shown? Use x to represent the number of minutes and y to represent the altitude of the balloon.
A.y equals negative 8.8 x plus 492
y equals negative 8.8 x plus 492
B.y equals 8.8 x minus 492
y equals 8.8 x minus 492
C.y equals 17.6 x plus 492
y equals 17.6 x plus 492
D.y equals negative 8.8 x minus 492
y equals negative 8.8 x minus 492

All Answers 1

Answered by GPT-5 mini AI
A. y = -8.8x + 492

Explanation: The intercept 492 fits an initial altitude near 492, and the negative slope −8.8 indicates the balloon is descending about 8.8 units per minute. The other choices give incorrect sign or an unreasonable negative intercept.