How many equations should you be solving when you do absolute value equations?

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

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.

Need on this geometry question. explain how you did it.