Answer:
Length of fabric the designer needs to make 12 costumes = 32 yards
Step-by-step explanation:
Length of fabric required for each costume = 
Total number of costumes to be made =12
Total length of fabric required for all the costumes =
We can multiply mixed numbers by converting it to fractions.

⇒
⇒32 yards
Length of fabric the designer needs to make 12 costumes = 32 yards
Answer: For these 1,151 residents in 2010, we are 95% confident that the average number of days of "not good" mental health is between 3.40 and 4.24 days.
Step-by-step explanation: The survey 95% confidence interval is (3.4,4.24) days in a population of 1,151. What it means is General Social Survey is 95% confident the true mean of days residents are with mental health "not good" is between 3.4 days and 4.24 days.
5x^2 + 6x +13.88 is what is is simplified hope it helped a bit
Answer:

or

Step-by-step explanation:
Hi there!
Point-slope form:
where <em>m</em> is the slope and
is a point that falls on the line
Plug in the slope, -6/7, and the given point, (1,2):

To write the equation in slope-intercept form, isolate y:

I hope this helps!
Answer:
3315
Step-by-step explanation:
delta math