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
sergejj [24]
3 years ago
15

Which of the following are solutions to the quadratic equation x squared plus 8x=9

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

Answer:

X=1 x=-9

Step-by-step explanation:

(x^2)+8x=9

(x^2)+8x-9=0

(x-1)(x+9)=0

x=1 x=-9

You might be interested in
Lily begins solving the equation 4(x-1)-x=3(x+5)-11. Her work is shown below. 4(x-1) - x = 3 (x+5)-11 4x −4) −x =3x +15 −11 3x-4
aivan3 [116]

Answer:

Um...

Step-by-step explanation:

Hai

8 0
3 years ago
I tried 90 but it’s not right, what would it be? HELP PLEASE!!!!
dangina [55]

Answer:

  m∠DBF = 92°

Step-by-step explanation:

The given statements tell you that points E and F are midpoints of their respective sides of the triangle. Hence EF is parallel to AB and ...

  ΔABC ~ ΔEFC

That means ∠DBF ≅ ∠EFC and their measures are 92°.

3 0
3 years ago
Show step by stephow to solve this problem 2001 - 1682
expeople1 [14]
So first you subtract 2001-1682=319.
There is just 1 step, and it is hard to show work here.
Hope this helped! :)

                                                                       
3 0
4 years ago
Read 2 more answers
Talia has a square bedroom. Her family is moving and her bedroom in her new apartment will be 3 feet shorter in one direction an
djverab [1.8K]

Answer (x represents the first direction and the y represents the second direction):

  1. (x - 3) × (y + 5)
  2. New bedroom: 7 ft × 15 ft. Her new bedroom is 5 sq. ft larger than her old bedroom

I hope this helps!

3 0
3 years ago
when a coin is flipped n times,what is the probability that the first head comes after exactly m tails
NeTakaya

Answer:

the probability of flipping n times is 12n, since that's the probability of flipping exactly n−1 tails followed by 1 heads.

Step-by-step explanation:

8 0
3 years ago
Other questions:
  • Sylvia is going to pick out a souvenir hat while she is on vacation. She knows the price of the hat will increase by 5% when she
    7·1 answer
  • Find the length of the radius of the following circle. x² + y² = 16 4 8 16
    5·2 answers
  • Which two numbers add up to 27 and multiply to -160?
    8·1 answer
  • Miguel can walk at a steady pace of 3 mph. What distance will he go if he walks for 2 hr.? A. 4 mi. B. 6 mi. C. 9 mi. D. 12 mi.
    6·2 answers
  • Please help me with these two algebra questions. Image attached.
    5·1 answer
  • 0.21 as it simplest form
    9·2 answers
  • Please help me with this problem
    8·2 answers
  • 5(−2n + 4) + (n - 3)=
    15·1 answer
  • 4. What steps can be taken to find the product of 0.92 and 1,000?
    13·1 answer
  • Write your own equation that is parallel to the line y= 2x -7
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!