Answer:
-21/32
Step-by-step explanation:
It's easier to do this multiplication mentally if we rewrite the expression as follows:
-3 7 -21
------ * ------ = ---------
4 8 32
Answer: 85
explanation i learned it in 5th grade lol
Answer:

Let d1 be the diameter of the moon and d2 and be the diameter of the earth.Let r1 be the radius of the moon and r2 be the radius of the earth.

hope it helps you
Answer:
1000
Step-by-step explanation:
10milimeter=1 centimeter
100 centimeters=1 meter
10x100=1000
Let me know if im right :)
Answer:
The answer is x= -5
Step-by-step explanation:
hope this helps
Solutions:
7x – 11x = 20
-4x=20
To find the x divide both side by -4
-4x/-4=20/-4
x= -5