Answer:
srry
Domain: (−∞,∞),{x|x∈R}
Range: {9}
Step-by-step explanation:
Find the domain by finding where the expression is defined. The range is the set of values that correspond with the domain.
What? Can you attach a photo?
Answer:
See Explanation
Step-by-step explanation:
Given

Required
Determine the number of cans for the wall
The dimension of the wall is not given. So, I will use the following assumed values:


First, calculate the area of the wall



If 
Then 
Cross Multiply:



Make x the subject


400 cans using the assume dimensions.
So, all you need to to is, get the original values and follow the same steps
From the problem we know that Hanna saves one-half of her paycheck each week, so she saves

. Also, we know that her parents put $50 in her savings account each week, so the total amount she and her parents put in her saving's account is

.
Since we know that Hanna currently has <span>$1,280 in her saving's account and each week she and her parents deposit $130 to the account, with </span>

representing the number of weeks, we can model the situation as follows:
I could only do b
3(2x + 4) = 2+6x+10
6x+12 = 2+6x+10
6x- 6x = 2+10-12
0x/0 = 0/0
x = 0
I think