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Mathematics, 22.03.2021 04:30 danny5598
Emily collects and trades rocks. She starts with 8x2 rocks, for some number x, and then buys 7x4. She then trades away x5, then gives away 9x, and finally sells another 5 rocks. Write an expression for the number of rocks Emily now has in standard form. Group of answer choices
A.βx5+7x4+8x2β9xβ5
B.8x2β5+7x4β9xβx5
C.β9x+8x2+7x4β5βx5
D.β5β9x+8x2+7x4βx5
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Emily collects and trades rocks. She starts with 8x2 rocks, for some number x, and then buys 7x4. Sh...
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