Explain how an estimate you place the decimal point when multiplying 3.9 × 5.3

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

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%

Which value would be a solution for x in the inequality 47-4x< 7