The weight limit of an elevator is 2,200 pounds. michelle is solving an inequality to determine how many 40-pound boxes she can safely bring in the elevator with her if she weighs 110 pounds and has a 10-pound push cart. when the solution to the inequality is graphed on a number line, which statements best describe the graph? check all that apply. there is a closed circle on 55. there is a closed circle on 52. the solution set contains the point 51. the arrow points to the right. the arrow points to the left.

If 3x+8=3x+8 is it one solution or no solution

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.

(50 ) mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.