Mathematics, 27.07.2019 12:30 sdfghyuji123

Subtract the polynomials (7.8x - 3.4y + z) and (-9.2x + 4.8y - 2.1z), then place the answer in the proper location on the grid. write answer in x-y-z order and include the tenths place.

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Subtract the polynomials (7.8x - 3.4y + z) and (-9.2x + 4.8y - 2.1z), then place the answer in the p...