Answer:
660 balloons and 14 packages
Step-by-step explanation:
first let's find out how many balloons we'll need for all the rooms together.
220x3=660
Now let's see how many packs of balloons we need.
660/50=13.2, since it isn't a whole number you'll need 14 packs and some will be left over.
I hope I can help and this isn't confusing!
Answer:
B
Step-by-step explanation:
the open circle at -9 indicates that x is "greater than" -9, whereas the filled circle at -5 indicates that x is " less than or equal" to -5
we can use formula
now, we can find a and b
Initially , price is 500
so,
At
now, we can plug back
At
we can use it and find b
now, we can solve for b
and we get
so,
annual depreciation rate is 27.144%.......Answer
X=6, just subtract the 2x from both sides and you would have 2x - 5 = 7
then add the 5 to both sides which equals 2x = 12
then finally divide by 2 and get x = 6