Answer:
9
Step-by-step explanation:
22x = 198
divide both sides by 22
22x/22 = 198/22
x = 9
(−∞,0)∪(0,∞)(-∞,0)∪(0,∞)
{x|x≠0}
Answer:

Step-by-step explanation:
Let the total amount be x
Then Ali got 1/8x With 7/8x left
Juma got 7/40x with 7/10x left
Musa, Khalid and Mustafa got 7/30x each
since 
7x=18000

Red is 20 and you spin it 50 times so 2/5 chance is red so that makes 3/5 chance not red
Answer:
I'm going to assume that the binder is $10, and that the tax is applied after the 60% off, in which case the answer is $4.24
Step-by-step explanation:
10 * 10 = 100
6 * 10 = 60
10 - 6 = 4
6 / 25 = 0.24
4 + 0.24 = 4.24
Answer: $4.24