SOLUTION: At 109°F, a certain insect chirps at a rate of 98 times per minute, and at 112°F, they chirp 122 times per minute. Write an equation in slope-intercept form that represents the sit

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Question 1007452: At 109°F, a certain insect chirps at a rate of 98 times per minute, and at 112°F, they chirp 122 times per minute. Write an equation in slope-intercept form that represents the situation.
Answer by ankor@dixie-net.com(22740)   (Show Source): You can put this solution on YOUR website!
At 109°F, a certain insect chirps at a rate of 98 times per minute, and at 112°F, they chirp 122 times per minute.
Write an equation in slope-intercept form that represents the situation.
:
Assign the given values as follows
x1=109; y1=98
x2=112; y2=122
Slope formula m =
m = = = 8 is the slope
:
Find the equation using the point/slope form y - y1 = m(x - x1)
y - 98 = 8(x - 109)
y - 98 = 8x - 872
y = 8x - 872 + 98
y = 8x - 774 is the equation
:
:
you can check this for yourself, see if the given values for x yield the value for y

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