Alan used 27 beads to make friendship bracelets. He used 3 beads on each bracelet. How many bracelets did Alan make?

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

What is the area of the triangle 10 13 12

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.