Answer:
y= x-2
y×x= 2
yx
I guess it's like that not sure
Answer:
12,969
Step-by-step explanation:
Multiply 5000 by .10 ten times. Not sure if this is the fastest, but it works.
Answer:
Step-by-step explanation:
Angles a and b are opposite, so they are equal. The same is true for angles O and 3b.
So, the four angles are actually (starting from the left and going clockwise) 3b,b,3b,b
These four angles sum up to 360, so we have

And since a and b were the same, a is also 45 degrees.
Answer: The number of red blood cells is approximately 660 times greater than white blood cells.
Step-by-step explanation: In adult humans the blood has about 4,5 to 6 million red blood cells per cubic millimeter (mm3), while the normal value of white blood cells is between 5,000 and 10,000 per mm3.