I need help, please. I'm not sure if the slope would be 1000/1 or just x+1000, or vice versa?

Aportion of a line bounded by two points is defined as

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

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents