Help will give brainliest !!

11. minitab software was used to find the lsrl for a study between x=age and y=days after arthroscopic shoulder surgery until an athlete could return to their sport. use the output to determine the prediction model and correlation between these two variables. predictor coef se coef t p constant -5.054 4.355 -1.16 0.279 age 0.2715 0.1427 1.9 0.094 r-sq = 31.16%

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39

The value of the expression 16-^3/4 8 1/8 -6 6 1/40 1/64