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.

<h2> hope it helps you</h2>
Answer:
The answer is below:
Step-by-step explanation:
To calculate a volume in cubic meters, start by measuring your space. When measuring, find the length, width, and height of the space in meters. Next, multiply the three measurements together to find the volume in cubic meters. It's as easy as that!
You can tell me the length, width,and height and I can do it for you if you don't understand?
K×x+8=4
k×x=4-8
k×x=-4
x=-4/k