Simplify the function f(x)= 1/2 (27) 2x/3. then determine the key aspects of the function

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

Can someone me do math because i am having a breakdown rn because i don’t get it

Which number completes the inequality? 2/3 < _ < 7/9