Which expression is equivalent to 6−2+5+4x ? 4x - 9 4x - 9 13 + 4x 13 + 4x 9 + 4x 9 + 4x 4x - 1

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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.

Find the least common denominator for thesetvo rational expressions. n^2/n^2+4n+4 -3/n^2+7n+10