Aclassmate is starting a fitness program

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

The graph shown is the graph of which function?

In the triangles, bc =de and ac fe. if the mzc is greater than the mze, then ab isdfelth