Answer:
youC
Step-by-step explanation:
1
13
3 x 3 = 9
7 + 3 = 10
7 + ? = 3 + 7 + 3 + 7
7 + ? = 20
? = 13
b > 100
1 inch
______
2 miles
So firstly, square root 9a^2 and 49:
Next, combine like terms, and your answer will be , or the third option.