Solve the system of equations. { − 2 x + 2 y = − 2 3 x + 2 y = 8 -2x+2y=-2 3x+2y=8

The stock market did well during the 1990s here are the percent total returns for the S&P stock index

the correlation between the year and the percent of total returns during this time of was r=0.44

(Answers in the picture)

Answer: r=4.5  feetexplanation: radius  r  is half of the diameter  d,⇒r=d2=92=4.5  feetidk i could be wrong