Mrs. johnson just purchased a total of 12 books and magazines for her office the total bill was $112 she spent $16 on magazines in the books cost $12 each how many books did she buy

Solve for x i'll try to attach the files bc it's not letting me for some reason

In an experiment you are to flip a two sided coin 100 times and record 55 heads up and 45 tails up determine the theoretical and experimental probability of getting a heads up in the experiment.

Yuto and hila attempted to solve the same inequality. their work is shown below. which statement is true about the work shown above? yuto is correct because he isolated the variable correctly and reversed the inequality symbol. yuto is incorrect because he should not have reversed the inequality symbol. hila is correct because she isolated the variable correctly and reversed the inequality symbol. hila is incorrect because she should not have reversed the inequality symbol.