Answer:
D.
Step-by-step explanation:
Expressing something by a unit rate means to express a value per single item. Hence, only D fits (per package, meaning per 1 package.)
Hope this helped!
Answer:
42
Step-by-step explanation:
Answer:
x = 7
Step-by-step explanation:
7x - 12 = 9x - 26
7x - 12 = 9x - 26
+12 +12
7x = 9x - 14
7x = 9x - 14
-9x -9x
-2x = -14
-2x = -14
___. ___
-2 -2
x = 7