Which expression can be used to calculate the rate per second at which the machine launches the balls? (4,20) (8,40) (12,60) (16,80)

By: USER8378
29 Agustus 2025 mathematics 5 minutes
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Question

Grade: Education Subject: mathematics
Which expression can be used to calculate the rate per second at which the machine launches the balls? (4,20) (8,40) (12,60) (16,80)
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Answer (132)

Best Answer
(103)
5 because 20 divided by 4 is 5, 40 divided by 8 is 5, 60 divided by 12 is 5 and 80 divided by 5 is 16.
Answered on 29 Agustus 2025
(203)
Hello.

The expression can be found by using the slope formula. 

The expression used to calculate the rate per second at which the machine launches the ball is 40x. 
Answered on 29 Agustus 2025

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