The calculator screen shows a linear regression. Write the equation for the line of best fit for the data. Round values to the nearest integer. LinReg

y = ax+b

a = -1.96341463

b=19.09756098

12 = 9817073171

r = -,9908114438

y =

X +

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c

Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.