How can i explain it and whats the answer?

What is the inverse of the function f(x)=4x+8

Find the difference (8ab+a+2) - (3ab+6)

(01.02 lc) angle abc has point e on ray ba and point d on ray bc. points e and d are equidistant from point b. to bisect angle abc, which of the following needs to be identified for the construction? the distance between points e and d the point in the angle that is equidistant from points e and d the endpoint of rays ba and bc the point outside of the angle that is equidistant from points e and d