Answer:
A
Step-by-step explanation:
Answer:

Step-by-step explanation:
Let
x------> Lamar's collection of cards
The algebraic expression of the phrase "Lamar decreased his collection of cards by seven" is equal to subtract the number seven from Lamar's collection of cards
so

They could do 2,400 chips in an hour
Answer:
Step-by-step explanation:
x=-\frac{y-3}{4}+5