Answer:
b=9
x=5.5
Step-by-step explanation:
find the common ration
AB is 6, and XY is 3 (they are the corresponding sides)
ratio is 2 to 1 (6/3=2/1)
AC corresponds with YZ
XY is 4.5 so b is 4.5*2=9
ZY corresponds with CB
CB is 11, since XYZ is the smaller divide by 2 instead of multiplying by 2
Answer:
A and B
Step-by-step explanation:
Since these both only have one term and number/variable, making it a monomial.
Answer:

Step-by-step explanation:
[3, 1] and [0, −3]

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