The professor is decorating his home and wants to buy some plants. he is interested in three types of plants costing $7, $10, and $13. his budget is $150 and wants to buy 15 plants. translate the information into a system of two linear equations in three variables. find all solutions of the system. specify at least three of his options.

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

Wrote and expression for the difference of p and 4

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?