Olivia bought a rose gold chain. Wants to buy decorate of beads to put on the chain. The equation below can be used to determine y, Livius total cost in dollars to buy a rose gold chain and x decorate beads. f(x)=1.75x+9.50
A. use the equation to determine Olivia‘s total cost if she buys 15 beads and 40 beads you must show all your work and explain your steps
B. what does the 1.75 in the equation represent explain your reasoning
C. what does the 9.50 in the equation represent explain your reasoning

Help please I’ve been trying to figure this out for 20 minutes!!!