Can someone please help me on this

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%

The sum of two numbers is 86, and their difference is 20. find the two numbers

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?