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Mathematics, 05.11.2020 20:10, Milanchik28
1Which expression is equivalent to (10 + 7r − r2) + (−6r2 − 18 + 5r)? A−7r2 + 2r + 8B7r2 + 12r + 8C−7r2 + 12r − 8D7r2 + 2r − 8
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Which shows the correct lengths of side c in both scales? scale 1: 45 m; scale 2: 60 m scale 1: 60 m; scale 2: 45 m scale 1: 36 m; scale 2: 27 m scale 1: 27 m; scale 2: 36 m mark this and return save and exit
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1Which expression is equivalent to (10 + 7r − r2) + (−6r2 − 18 + 5r)?
A−7r2 + 2r + 8B7r2 + 12r + 8C...
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