The ratio of the number of julia's sports cards to the number of alexis sports cards is 1: 3. together, they have 28 sports cards. how many sports cards does julia have?

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

1. writing an equation for an exponential function by 2. a piece of paper that is 0.6 millimeter thick is folded. write an equation for the thickness t of the paper in millimeters as a function of the number n of folds. the equation is t(n)= 3. enter an equation for the function that includes the points. (-2, 2/5) and (-1,2)

Anita has a success rate of 80% on free throws in basketball. she wants to know the estimated probability that she can make exactly four of five free throws in her next game. how can she simulate this scenario? categorize each simulation of this scenario as correct or incorrect.