Answer:
D
Step-by-step explanation:
3 - 7 = -4 and 3(3) + 2(-7) = -5, so D is the only choice that is correct for both inequalities.
Answer:
39
Step-by-step explanation:
4 is once 7 is more than 5 so u have to add 1 number to the 8 so 8 will become 9
For this case we must find the product of two mixed numbers:

So, we have:

If we go to a mixed number we have:

Answer:

Answer:
use formula
Step-by-step explanation:
distance between the points A and B=
√((x2-x1)²+(y2-y1)²)