Answer:
0.5
Step-by-step explanation:
Assuming the function y is equal to kx plus b, substitute x=2 and x=4 to get the system
2 = 2 k + b;
3=4k+b;
Formula 2- formula 1 is 2k=1, k=0.5;
Substitute formula 1 for b=0.5
K is the slope of 0.5, and the function is y=0.5x+0.5;
