Arectangle has a length of x+2, a width of 7, and a perimeter of 32. the value of x is ?

Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839

Which table represents a linear function? i'll give brainliest to first answer ^'^

Solve -.016x= -16. need solving this