Solve the system of equations below.

x + y = 8
3x + 2y = 21

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

Do, h = (7, 9) (14, 18) the scale factor is

Mr. vector door is buying two new cowboy hats all together the hats cost $75.12 the second heart cost twice as much as the first hat what is the price of the more expensive at round to the nearest hundredth