Barry's mountain bike weighs 6 pounds more than andy's. if their bikes weigh 42 pounds altogether, how much does barry's bike weigh?

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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.

Which of the following represents the factorization of the trinomial below? x^2+7x-30