Answer: D. Only in the front of the check
Step-by-step explanation:
The one giving the check signs on the front. The one endorsing it and depositing it signs on the back.
Answer:
(C)
Step-by-step explanation:
20 for each day=20x
4 for hot dogs sold=4x
20x+4x
(C)
Answer:
Linear
Step-by-step explanation:
First of all, to simplify a number/fraction, you must find a common multiple.
Both 12 and 42 is divisible by 6

=

since 6 goes into 12, two times and goes into 42, 7 times. The answer is

when simplified.
Answer:
Surface area is 72
The surface area unit is square centimeters, or 
Hope this helps!