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
faltersainse [42]
3 years ago
15

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0

Mathematics
1 answer:
horsena [70]3 years ago
6 0
X=-1
-1x2 + 5x-1 +7 = 0
-7+7 =0
0=0
You might be interested in
An equation always, sometimes, never has one solution?
DiKsa [7]

Answer: An equation may have more than one solution, or the solution(s) may be complex, rather than real, but it will always have one solution - and sometimes more than one.

Step-by-step explanation:

3 0
3 years ago
If AB = x+ 4, BC = 2x -10 and AC
lawyer [7]

Answer:

15

Step-by-step explanation:

By the diagram, you can see the sum of segment AB and segment BC is segment AC. Adding the given expressions for AB and B is 3x-6. Simplifying the equation 3x-6=2x+1, gives x=7. Substituting x=7 in the equation for segment AC gives 15.

8 0
3 years ago
Two pizzas were each cut into 6 slices. Mom ate 1/6 of the veggie pizza and 1 slice of the pepperoni pizza. Thea ate 1/2 the veg
Ronch [10]
1 slice of veggie pizza and 1 slice of pepperoni pizza. = 2 slices of pizza in total
5 0
3 years ago
Read 2 more answers
Find the perimeter: a polygon with sides 2.1 cm, 2.1 cm, 1 cm, 3.3 cm, and 1 cm
Nostrana [21]

Hello!

P = 2,1cm + 2,1cm + 1cm + 3,3cm + 1cm => P = 4,2cm + 1cm + 3,3cm + 1cm => P = 5,2cm + 3,3cm + 1cm => P = 8,5cm + 1cm => P = 9,5cm

Answer: D. 9,5cm

Good luck! :)

7 0
3 years ago
Read 2 more answers
4x + 3 < 3 OR 4x + 3 > 19
JulijaS [17]

4x + 3 > 19

Step-by-step explanation:

4x + 3 > 19  \\ 4x + 3 - 3 > 19 - 3 \\ 4x > 16 \\ 4x \div 4 > 16 \div 4 \\ x > 4

4 0
3 years ago
Other questions:
  • The touchdown to fumble ratio for Bobby Boucher was 9:2 If Bobby ran for 18 touchdowns,
    12·1 answer
  • What length is the shortest path from A to G in the graph below?
    11·1 answer
  • De sua jarra de suco, Claudete bebeu inicialmente 240 ml. Depois, bebeu 1/4 do que restava e, depois de algum tempo, ela bebeu o
    11·1 answer
  • Solve the exponential equation: 6–2x = 62 – 3x
    14·1 answer
  • Carys is checking her tax bill for the last year.
    9·1 answer
  • Solve the following problems. Draw a picture and write the number sentence that proves the answer. Simplify your answer if possi
    6·1 answer
  • How do you determine which operation to perform first in an expression with only
    7·1 answer
  • This is the question
    6·2 answers
  • If f(x) = 2x - 1, find f'(x).​
    13·2 answers
  • Need help with math plz thank you
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!