Use x=2x=2x, equals, 2 to identify the value of each expression

“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 .

They lost twenty games

Let smaller number be 2x , then the nest even number will be 2x + 2so   2x + 4(2x + 2) = 582x + 8x + 8 = 5810x = 50x = 5  so the first number is 2*5   = 10 and second one is 12