Mathematics, 16.02.2020 19:13 swordnewsnetwork
-3x+5<-20
does anyone known this
Answers: 1
Mathematics, 21.06.2019 22:00, victordguerrero2535
Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of
Answers: 1
-3x+5<-20
does anyone known this...
does anyone known this...
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