In four years, Brandon’s age will be the same as Tamar’s age now. In 2 years, Tamar will be twice as old as Brandon. Find their ages now. Show your work.

Use set builder notation to represent the following set: { -3, -2, -1, 0}

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.

For what value of (y) is 3^3/3^y =1/9