Answer:
5x^3-4x-1
Step-by-step explanation:
https://www.symbolab.com/solver/step-by-step/2x%5E%7B3%7D%2B4x-6%20%2B%203x%5E%7B3%7D-8x%2B7
I use symbolab, it's the best calculator for everything. Hope this helps!
Answer:
price of a sandwich = $7.50
Step-by-step explanation:
let the price of a sandwich be $x.
entire order cost= cost of chips+ 5×cost of sandwiches
= 1.25 + 5x
1.25 + 5x = 38.75
5x=38.75-1.25
5x=37.50
x=7.50
Answer:
5
Step-by-step explanation: