Sketch a graph of the system of inequalities

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.