the 4.89 for 1 gallon is cheaper because it saves you money
Answer:
B
Step-by-step explanation:
To find the value of f(x) at x=-1, we substitute x=-1 and simplify.

f(-1)=2.
Answer B.
Answer: subtraction property equality.
Step-by-step explanation:
Answer:
1/2 one half
Step-by-step explanation: