rainbowprincess200

04.02.2021 • 

Mathematics

Stephanie adds pennies, nickels and quarters to a scale until the mass of the combined coins is 75 grams. Each penny has a ma each nickel has a mass of 5 grams and each quarter has a mass of 5.7 grams.
Create an equation to model this situation, where x is the number of pennies, y is the number of nickels and z is the number of
Stephanie can put on the scale so that the mass of the combined coins is exactly 75 gram

Ответ:

argarcia255

07.08.2022

Mathematics

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Ithink the correct answer from the choices listed above is option d.  it is important to protect an analytical balance from dust because it might affect the accuracy of the balance. these type of balances are very sensitive are used for weighing small amounts of substances. dust particles could affect the reading. hope this answers the question.

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