Rearrange the equation san is the independent variable,
3m-2n=12

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Solve the inequality and graph 6j - 7 < 5

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

Siri can type 90 words in 40 minutes about how many words would you expect her to type in 10 minutes at this rate