Answer:
1,600 dentists were surveyed in total.
Step-by-step explanation:
We can set up a proportion for this problem:

Now we can cross multiply:

1,600 dentists were surveyed in total.
Answer:
addition and multiplication
Step-by-step explanation:
add 4.5 + 1.5 to get 6 ft and then multiply that by 7
Answer:

Step-by-step explanation:
Functions:
Functions have the following format:
y = f(x)
In which y is the output, x is the input, and f is the relation between them.
In this question:
The output is half of the input x. This means that:

Answer:
D
Step-by-step explanation:
Answer:
the answer is -364
Step-by-step explanation: