Answer:

Step-by-step explanation:
First, we open the parentheses by multiplying the contents of the parentheses by 3 (because it says 3(2x+6)). The final result is <u>6x+18</u>
Answer:
1080
Step-by-step explanation:
648x2=1296÷3=432+648=1080
Answer:
a. how many tries do u have.
Step-by-step explanation:
Answer:
24
Step-by-step explanation:
in one hour he can serve 12, hence 12x2=24
Answer:
Ratio of perimeters = 7 : 9
Step-by-step explanation:
Each side of the smaller triangle is 7 by 9 times the length of the corresponding side of the large triangle.

