Value of x on triangle with angle of 92 and 54

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

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

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?