Mathematics, 28.09.2019 09:00 Jaimsters

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which answer describes the simpler problems that could be used to solve this story problem?

gloria used colored pieces of glass for her artwork. she used 5 pieces of red glass and 4 pieces of yellow glass. she also used 2 times as many green pieces of glass as yellow glass. how many pieces of colored glass did gloria use in her artwork?

a. calculate the number of green pieces of glass.
subtract the number of green pieces of glass from the number of red and yellow pieces of glass.

b. calculate how many more red pieces than yellow pieces of glass.
add that answer to the number of yellow and green pieces of glass.

c. calculate how many more red pieces than yellow pieces of glass. multiply the answer by 2.
add the product to the number of red and yellow pieces of glass.

d. calculate the number of green pieces of glass.
add the number of green pieces of glass to the number of red and yellow pieces of glass.

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which answer describes the simpler problems that could be used to solve this story...