Zachary purchased a computer for $1 200 on a payment plan. two months after he purchased the computer, his balance was $920 . five months after he purchased the computer, his balance was $500 . what is an equation that models the balance y after x months? write in slope intercept form.

Which system of linear inequalities is represented by the graph?

A(t)=728(1+0.04)^t how much money did aditya originally invest

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