Simplify the expression justify each step
5 + (b+ 2)β...
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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Mathematics, 21.06.2019 20:20, helpmeplzandty
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Mathematics, 21.06.2019 21:00, palomaresmitchelle
Which expression is equal to (21)(7)(3x) using the associative property? (21 Β· 7 Β· 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)
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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
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