Part 1.
A is.
45 and 34 wood pieces left
B is.
It takes 11 cause 100-89=11 and 11+89=100 and it keeps subtracting 11.
C is.
I dont understand the question(sorry)
D is.
At least 9 shelves,
100-11=89
89-11=78
78-11=67
67-11=56
56-11=45
45-11=34
34-11=23
23-11=12
12-11=1
And you would have 1 wood piece remaining!!
Answer:
Marcelino will break even
Step-by-step explanation:
if he spends 45 dollars on profits, and sells each balloon for $1.50 then you multiply 30 balloons by 1.5 and that equals 45 dollars, so he will break even
I think it’s 3 out of 20 or 3/20 hope I could help you
The median would be 13.5 because that's the middle of all the numbers lined up from smallest to largest and the mean would be 12.7 because that's all the numbers added up divided by how many numbers there are
Answer:
Dependent
Step-by-step explanation:
and 
Lets solve the second equation for y and then substitute it in first equation

Subtract 6x on both sides

Divide by 2 on both sides

Now we plug it in first equation for y

Add 3x on both sides

Both sides are same, they are equal. the system has infinite solutions.
They are said to be dependent