Help please Algebra points!!

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

The figure shows the front side of a metal desk in the shape of a trapezoid. what is the area of this trapezoid? 10 ft²16 ft²32 ft²61 ft²

Gabrielle's age is three times mikhail's age. the sum of their ages is 40 . what is mikhail's age? __ years old