What is the y-coordinate of the y-intercept of function d(x) ? y=-8(X-(5/2) (X+3)

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

In a column proof the right column states your reasons

What is the slope of the line that passes through the points (–9, 2) and (0, 4)? the slope of the line is