Answer:
-12
Step-by-step explanation:-3y+12=48
48-12= 36
36/ (-3) = -12
x = both 25 and 20 + up witch is 45
Answer:
what exactly are you looking for?
Step-by-step explanation:
Answer: Its light-collecting area would be 25 times greater than that of the 10-meter keck telescope.
Step-by-step explanation:
1. To solve this problem you must apply the formula for calculate the area of a circle, which is shown below:

Where<em> r</em> is the radius of the circle.
2. The diameter of a circle is:

Where <em>r</em> is the radius of the circle.
3. Therefore, keeping this on mind, you have that the light-collecting area of a 50-meter keck telescope is:

4. And the light-collecting area of a 10-meter keck telescope is:

5. Divide
by
, then:

6. Therefore, its light-collecting area would be 25 times greater than that of the 10-meter keck telescope.
What to do managers analyze to understand the behavior and attitude of other team members?