What is the image of the point (6,9) after a rotation of 270 degrees counterclockwise about the origin?

Multiply. write your answer in simplest form. 3/8 x 5/7

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

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.