X=2y-6 y=-3x+17 solve for substitution

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

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

Given ab and cb are tangents of p, and m =10°. what is the measure of abp?