Write an equivalent expression by distributing the "-−" sign outside the parentheses: 10m-(3.3n+1.8)

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Find the distance between (7,-6) and (-3,-9)

Nour and rana are shopping for a christmas tree. they are deciding between 2 22 different types of trees (real and fake) and 4 44 colors for the ornaments (white, silver, gold, and purple). they each created a display to represent the sample space of randomly picking a type of tree and a color for the ornaments. whose display correctly represents the sample space?