please help me!!! if you do I hope you have such a bless day and even if you dont please have a great day and be kind to others but pls help mE!

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

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.