Answer:
D. 64
Step-by-step explanation:
I calculated it logically
Answer:
It means the system does not have a solution
Step-by-step explanation:
Answer:
B.
Christina's price per poster is cheaper than Stacie's price per poster.
Step-by-step explanation:
Divide each value
4x + y = 54
8x + 2y = 104
8x + 8y - (8x + 2y) = 240 - 104
6y = 136
y=22 2/3
4x+ 22 2/3 = 54
4x= 31 1/3
x= 7 5/6
Well, mode means most frequent number within the set so since there is two 18's that is your mode.