2.2x and 4.4 have a GCF of 2.2. So, you can factor that out like so:
2.2x+4.4 = 2.2*x+2.2*2 = 2.2(x+2)
Hope this helps!
Well let's see.

The equation has exactly one solution.
Hope this helps.
140/100 * 65 = 91 people
Divide 140 by 100 to find 1 percent then multiply by 65 to find 65 percent.
1:2 means for every 1 drop of green there was 2 blue
6/2 = 3
3 drops of green
Answer: The answer for 1. is 216
The answer for 2. is 224
The answer for 3. is 90
The answer for 4. is 40
The answer for 5. should be 80
Step-by-step explanation: