Sal bought 2 shirts and a hat. Sal remembers each shirt was $10, and the total was $50. Which equation helps answer the question: How much were the hat? A: 10 + x = 50 B: 10 + 10 + x = 50 C: x = 50 + 10 D: 10 + 10 = 50 + x 1

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

Determine whether the points (–3,–6) and (2,–8) are in the solution set of the system of inequalities below. x ? –3 y < 5? 3x + 2 a. the point (–3,–6) is not in the solution set, and the point (2,–8) is in the solution set. b. neither of the points is in the solution set. c. the point (–3,–6) is in the solution set, and the point (2,–8) is not in the solution set. d. both points are in the solution set.

Which is a graph of a proportional relationship?