Please help me out on math

Convert 16 yards to feet use the conversion rate 3 feet = 1 yard

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

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.