Answer:
It is C.
Step-by-step explanation:
If you multiply 21 by 2 you will get, 42. If you add 16 to 42 it will equal 58. your welcome:)
Answer:
, There are many more "equivalent" expressions such as
or
.
Step-by-step explanation:
Combine like terms for the 2 "x".

That is your most simplified expression.

Answer:
36 inches
Step-by-step explanation:
An image is translated and reflected.