A product is when you multiply and get the answer.
Answer:
pharmacist
Step-by-step explanation:
pharmacist should be able to answer your questions.
For this case we have to by definition, if "y" varies directly with "x" it is represented as:
Where:
k: It is the constant of proportionality
We have to:
We clear the variable "y":
Thus, the constant of proportionality is:
Answer:
Answer:
300
Step-by-step explanation:
Answer:
Final answer is 
Step-by-step explanation:
Given expression is
.
Now we need to subtract them.
We are allowed to subtract like terms only that has same variable with same exponent.






Hence final answer is 