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
hram777 [196]
3 years ago
13

Will somebody please help me​

Mathematics
1 answer:
Whitepunk [10]3 years ago
5 0

Answer:

9n-3

Step-by-step explanation:

Let's set up an expression:

2n-1-(-7n+2)

Now we simplify the expression

2n-1+7n-2

Combine like terms

9n-3

You might be interested in
What is the next number in the sequence 2, 5, 11, 20, 32, 47?
BlackZzzverrR [31]
The next number would be 65

5 0
3 years ago
Read 2 more answers
Select the correct answer.
enot [183]

Answer:

B

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Part D The narrator in the video said that sometimes our observations are unreliable. What was he referring to?
atroni [7]

Answer:

The fireball was speeding up as it moves upwards, but a measurement of motion shows that isn't true, so our observations can be unreliable.

Step-by-step explanation:

Edmentum answer just wrote in my own way a little! Hope this helps you! Have a great day!

6 0
3 years ago
Read 2 more answers
Two chords intersect with the measures shown in the drawing. What is the value of x? 0 4 -2 2
Katyanochek1 [597]

it is given that

the length of cords segments are

8 , 2x , 5x , 5

we know that when two chords intersect

the multiplication of the segments of the one chord will be equal the other chord

so,

8\times5=2x\times5x\begin{gathered} 40=10x^2 \\ x^2=4 \\ x=2 \end{gathered}

thus, the answer is x = 2

6 0
2 years ago
if gabby wants to make a regular octagon with a side length of 20 inches of water , how much wire does she need?
EleoNora [17]

Answer:

160 inches

Step-by-step explanation:

An octagon has 8 sides;

20*8=160

4 0
3 years ago
Other questions:
  • In the figure, x ‖ y ‖ z and a is a transversal that crosses the parallel lines.
    12·1 answer
  • I need help with this
    11·1 answer
  • Cos^2 2A+4sin^2A×cos^2 A=1
    8·1 answer
  • 33
    14·1 answer
  • Please Help! Thanks!
    8·1 answer
  • Surface area of a square ​
    14·1 answer
  • please help me I have Corona and I don't have long to live. I really want to end my school year well but I can figure this out.
    10·1 answer
  • Each base in this right prism-like figure is a quarter of a circle with a radius of 2m.
    11·1 answer
  • Pls answer as soon as possible!
    7·1 answer
  • 3. What number is 35% of 20?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!