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
3241004551 [841]
3 years ago
5

34 POINTS see attached

Mathematics
2 answers:
nata0808 [166]3 years ago
8 0

Answer:

<h2>33/4 </h2><h2>or as a mixed number</h2><h2>8 1/4</h2>

Step-by-step explanation:

-2x + 3 = 0

-2x = -3

x = 3/2

-x^2 + 2x + 3 = (-3/2)^2 + 2 × 3/2 + 3

= 9/4 + 3 + 3

= 9/4 + 6

= 33/4

or 8 1/4 as a mixed number

Anton [14]3 years ago
4 0

Answer:

Step-by-step explanation:

-2x + 3 = 0

-2x = -3

x = 3/2

-x^2 + 2x + 3 = (-3/2)^2 + 2 × 3/2 + 3

= 9/4 + 3 + 3

= 9/4 + 6

= 33/4

Hope this helps

plz mark as brainliest!!!!!!

You might be interested in
The graph one pls ASAP
Mamont248 [21]
When you substitute x with 2 you get 2(2)+2 so 4+2 is 6.
So when x is 2 y will be 6.
You can also see it in th diagram place your ruler on 2 in the x axis and you can see the lines passes through 6
8 0
3 years ago
B Store A sells 15 markers for $3.00, Store B sells 10 markers for $1.80, How much more
Evgesh-ka [11]

Answer:

$3 more expensive in store A

Step-by-step explanation:

3 x 10= $30

1.80 x 15= $27

$30-$27=$3

8 0
2 years ago
Compute the average speed in m/s of a runner who completes a mile in 4.00 min. Show work please and much appreciated. You will e
LenaWriter [7]
How many seconds are in 4 min 24000
so divide 4
its becomes 6000 thats 1 min.
so divide by 60
it becomes 100
so he has an average speed of 1m/100seconds i think i got lost there
8 0
3 years ago
What is 2/3, 66%, and 0.67 from greatest to least
Effectus [21]
66%, then 2/3, and lastly 0.67. 2/3 is repeating so it is more then 66% but less than 0.67
4 0
3 years ago
Read 2 more answers
Evaluate –9x - 8<br> When x = -4
Paha777 [63]

Answer: 28

Step-by-step explanation:

Given -9x - 8

if x=-4

Then  -9(-4) - 8

negative 9 times negative 4 is positive 36.

36-8=28

6 0
3 years ago
Read 2 more answers
Other questions:
  • An electronics store offers to finance the purchase of any single item with zero interest for one year, with a down payment of $
    13·1 answer
  • .
    12·1 answer
  • On the first 4 quizzes of her chemistry class, nadia got an average score of 88. what does she need on the next quiz to have an
    11·1 answer
  • Describe how making a list can help you solve a math problem.Write a problem that can be solved by making a list
    12·2 answers
  • Nadia wants to enclose a square garden with fencing. It has an area of 141 square feet. To the nearest​ foot, how much fencing w
    6·1 answer
  • 3x + 5 = 2x + 9 <br> What do I do???
    7·2 answers
  • Find the slope and y-intercept of the line whose equation is given.
    10·1 answer
  • 5x+8+3x+4=-40+4 plssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss
    5·1 answer
  • What is the percent decrease of the price of a bicycle if the original price was $120 and the sale price is $80?
    6·1 answer
  • F(x) = x². What is g(x)?​
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!