Solve the simultaneous equations 7 x + 4 y = 26 5 x + 4 y = 14

Find the value of x for which the lines are parallel.

What is the least common factor of 6 and 8

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?