Answer:

Step-by-step explanation:
Use the FOIL method of multiplying binomials.
First term in each binomial: 
Outside terms: 
Inside terms: 
Last term in each binomial: 
Now, rearrange the terms correctly. 
This is our final answer, since it can not be simplified any more.
Answer:
A.
Step-by-step explanation:
Answer:
140/56=2,5$ every hot dog
$175/$2,5=70 hot dogs
70-56=14 hot dogs
he have to sell 14 more hot dogs to earn 175$
Step-by-step explanation: