I need help peoples ill lose points for nothing if you dont help

Find the slope of the line y =8/9x + 1.

Mr. jones determined that the equation y = 98 - 16/5 x could be used to predict his students' unit test scores, based on the number of days, x, a student was absent during the unit. what was the meaning of the y-intercept of the function? (by the way the 16/5 is a )

Determine whether the statement is true or false