1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
-Dominant- [34]
3 years ago
9

Evaluate x² - 7xy for x = 7 and y = 3.

Mathematics
1 answer:
Alika [10]3 years ago
6 0
7^2 = 7x • 3
49 - 21x
-21x + 49
You might be interested in
For any distribution, what is the z-score corresponding to the median? 0 1 n cannot be determined from the information given
defon
<span>This is a value that cannot be determined at current (choice D). The z-score associated with the mean is 0, but the median value is not always equal to the mean. In this case, it could be 0, it could be greater than 0, or it could be less than 0.</span>
3 0
4 years ago
A wire extends from the top of an 8-meter telephone pole to a stake in the ground 3 meters
maw [93]

Answer:

8.5

Step-by-step explanation:

Use the pythagorean theorem:

8^2x = \sqrt{8^{2}+3^{2} }

6 0
4 years ago
Julie ran 489 square feet how many square feet did Julie run rounded to the nearest 10 or 100
DerKrebs [107]

Answer:

490 or 500

Step-by-step explanation:

If we round to the 10th, Julie ran 490 feet.

I we round to the 100th, Julie ran 500 sq. ft.

5 0
3 years ago
A cylinder has a radius of 5 cm, and a height of 10 cm. What is the<br> volume? Use 3.14 as it.
Sergeu [11.5K]

Answer:

785 cm³

Step-by-step explanation:

3.14x5x5x10=785

8 0
3 years ago
Read 2 more answers
Hannah works at an electronics store as a salesperson. Hannah earns a 7% commission on the total dollar amount of all phone sale
raketka [301]

Answer:

Step-by-step explanation:1000x.07 70

1700x.07. 119

119+70. 189

7 0
3 years ago
Other questions:
  • What is the definition of transformation
    15·1 answer
  • The difference between three times a number and 7 is 14
    9·2 answers
  • Rou<br>Round 66.681 to the nearest ten thousand.​
    7·1 answer
  • Please help me use the photo.
    6·2 answers
  • Your weekly wage is $400 what is your annual?
    9·2 answers
  • Using the Distributive Property, rewrite 2x + 16 as a product of two factors.
    6·2 answers
  • In the pattern above what will the 4th figure look like
    12·1 answer
  • Pls help and show workings. Best get brainiest
    12·1 answer
  • Joe says that x
    15·1 answer
  • Need help with this please
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!