Answer:
8x + 12
Step-by-step explanation:
3(x + 4) + 5x
3x + 12 + 5x
8x + 12
The correct answer is C. Aimee used the Associative and Commutative properties to put numbers that are easy to add next to each other.
Answer:
15
Step-by-step explanation:
18 . ( 14 - 9 ) ÷ [ 12 - ( 19 - 13 ) ]
18 . ( 5 ) ÷ [ 12 - 6 ]
90 ÷ 6
15
Answer: 50 and 900 is correct
Step-by-step explanation:
50 and or 100