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
-BARSIC- [3]
3 years ago
12

Solve by completing the square. x2^+8x= -20

Mathematics
1 answer:
Schach [20]3 years ago
3 0

Step-by-step explanation:

x2^+8x=-20

9x^2=20

x^2=20-9

x^2=11

√x^2=√11

x=√11

You might be interested in
In ΔUVW, the measure of ∠W=90°, VW = 29 feet, and UV = 69 feet. Find the measure of ∠U to the nearest degree.
AleksAgata [21]

Answer:

25

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
Which point on the number line is closest to the product of the numbers graphed at points R and T? Explain your answer.
victus00 [196]

Answer Point R = 7/10

and Point T = 9/10

7/10  · 9/10  = 63

63/100  

6 /10 = point Q.

Step-by-step explanation:

5 0
3 years ago
What are the different types of sampling
ElenaW [278]

Answer:

they are:

1. random

2. systematic

3. convenience

4. cluster

5. stratified

3 0
3 years ago
Three consecutive odd integers add to −9. What are these integers?
Marat540 [252]
Let the number be x.

1st number = x
2nd number = x + 2
3rd number = x + 4

x + x + 2 + x + 4 = -9
3x + 6 = -9
3x = -15
x = -5


1st number = x = -5 
2nd number = x + 2 = -3
3rd number = x + 4 = -1

Answer: The numbers are -1, -3, and -5
8 0
3 years ago
I need help please and thank you
Brums [2.3K]

Answer: we all do

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Other questions:
  • WILL GIVE BRAINEST
    11·1 answer
  • Alvin is
    6·2 answers
  • Rectangle ABCD has a perimeter represented by the expression 9x + 3. Rectangle PQRS has a
    6·1 answer
  • Find the area of the shape below
    11·2 answers
  • Plz help me i really need this i will give brainliest​
    5·2 answers
  • Please help. Here's the question.
    9·2 answers
  • Please help this is timed. Consider the problem: Hunter buys cat food for pepper in bags that weigh 3 pounds. Pepper eats 3/4 ea
    9·1 answer
  • There are 5 more than twice as many students taking Algebra 1 than taking Algebra 2. If there are 44 students taking Algebra 2,
    5·1 answer
  • Find the equation of the straight line passing through the point (3, 5)
    12·1 answer
  • How to answer this ?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!