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Mathematics, 21.08.2019 04:00 lexipiper8296

Nadia is placing different weights on a spring and measuring the length of the stretched spring. she finds that for a 100 gram weight the length of the stretched spring is 20 cm and for a 300 gram weight the length of the stretched spring is 25 cm. write an equation in point slope form that describes this situation. what is the unstretched length of the spring?

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