negative x subscript 15 minus x subscript 25 plus x subscript 35 plus x subscript 45 equals negative 280 negative x subscript 15 minus x subscript 25 minus x subscript 35 minus x subscript 45 equals 280 x subscript 15 plus x subscript 25 plus x subscript 35 plus x subscript 45 equals negative 280 all of the above. none of the above

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.

Opposite angles in a parrellelogram are

Abox holds 500 paperclips. after a week on the teacher's desk 239 paperclips remained. how many paperclips were used?