Answer:
5
Step-by-step explanation:
Since y equals 200 + 10x and y also equals 5x, then
200 + 10x = 50x
Subtract 10x from both sides.
200 = 40x
Divide both sides by 40.
5 = x
Answer: He must sell 5 sculptures.
Answer:
Step-by-step explanation:
The curvature of the curve y=f(x) is
Answer:
where is the x in the equation tho. there is no x in the equation
Step-by-step explanation:
Using proportions, it is found that 15 teachers will need to be hired to maintain the student : teacher ratio.
<h3>What is a proportion?</h3>
A proportion is a fraction of total amount, and the measures are related using a rule of three.
In this problem, the ratio means that 1 teacher is needed for 9 students. How many teachers are needed for 135 students?
The <em>rule of three</em> is:
1 teacher - 9 students
x teachers - 135 students
Applying cross multiplication:
15 teachers will need to be hired to maintain the student : teacher ratio.
To learn more about proportions, you can take a look at brainly.com/question/24372153
Answer:
C!
Step-by-step explanation:
To find the the mean add all the numbers and divde by the number of numbers. The sum of all the numbers is 56. There are 7 numbers.
56/7 is 8.