Answer:
x=6. x=15
Step-by-step explanation:
13. x=6
16. x=15
Answer:
The seat no of a plane is 2
-10x=-12x + 21 + 11
-10x= -12 + 32
-10x + 12x = 32
2x = 32
X = 32/2
Answer:
$486
Step-by-step explanation:
all you do is multiply 27 and 18. i feel like using compatible numbers bc the numbers you have will give you your answer.
Let 
be the amount of food needed for one man for one day. At the beginning, we have enough food for 400 men for 40 days, i.e.
After 10 days, the 400 men will have consumed
food, impliying that the food remaining is
If 200 more men join the garrison, there are now 600 men. Each of them requires food each day, and there are 
units of food remaining. They will last
days.
