Astudent is trying to solve the set of two equations given below:

equation a: x + z = 6
equation b: 2x + 3z = 1

which of the following is a possible step used in eliminating the z-term? (5 points)

multiply equation b by 3.
multiply equation a by 2.
multiply equation b by 2.
multiply equation a by –3.

Graph the equation by plotting point x=2

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?