Can anyone explain how to do this pleaseee

-2+y/10=-6
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Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? 0.62 0.78 0.84 0.96