Mathematics, 02.07.2019 22:40 DestyHilBan1183
Anna and belle are asked to solve β2x β 15 = 6x + 9. identify where one of them made an error. anna belle β2x β 15 = 6x + 9 β2x β 15 β6x = 6x + 9 β6x β8x β 15 = 9 β8x β 15 + 15 = 9 + 15 β8x = 24 negative 8x over negative 8 equals 24 over negative 8 x = β3 β2x β 15 = 6x + 9 β2x β 15 + 2x = 6x + 9 + 2x β15 = 8x + 9 β15 + 9 = 8x + 9 + 9 β6 = 8x negative 6x over 8 equals 8x over 8 negative two-thirds
Answers: 2
Mathematics, 21.06.2019 13:30
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Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.
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Anna and belle are asked to solve β2x β 15 = 6x + 9. identify where one of them made an error. anna...
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