goopatogen5889
06.09.2019 •
Mathematics
45. think about a plan the united states mint reported at the end of 2006 that the
unit cost of producing and distributing a penny was 1.21¢. what percent of the
value of a penny is this cost? what can you conclude about the cost of making
pennies?
• how can a model you to visualize the problem?
• how can you use a proportion or the percent equation to solve the problem?
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Ответ:
3. y = 3/2x -1 4.y = 2x - 3
Step-by-step explanation: