Jamal is x years old. his mother is 28 years older than jamal's. jamal's uncle is two times older than jamal's mother. what is an expression that represents jamal's uncle age in years.

Aline is perpendicular to another line m2= (-1/m1), where m1 is the slope of the original line and m2 is the slope of the perpendicular line. which of the following equations represents the line that passes through the point (-2,1) and is perpendicular to the line below?