Anything inside a square foot can be multiplied together. In this case, it forms :

So, B is the correct answer.
Technically, that expression can be further simplifyed, but that is not required on this question, so you're all good!
Answer:
3 - 12 = -9°C
So the temperature in the end of the days was -9°C
Answer:
120
Step-by-step explanation:
2/3 - 3/4
x - 3
x= (2/3 * 3) / (3/4) = 2 * (4/3) = 8/3 = 2 and 2/3 of tablespoon of salt
Answer:
21 CM
24.5 cm
31.5 cm
Step-by-step explanation:
Measure of each side = (ratio of each side / sum of ratios) x perimeter
Sum of ratios = 6 + 7 + 9 = 22
6/22 x 77 = 21 cm
7/22 x 77 = 24.5 cm
9/22 x 77 = 31.5 cm