The difference between two numbers is 9. the first number plus twice the other number is 27.find the two numbers.

The numbers are 3 and 12. 12 and 3 have a difference of 9 and 3+12+12=27.

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .