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
Sever21 [200]
3 years ago
10

Completing the square x^2-19x-42=0

Mathematics
2 answers:
Ugo [173]3 years ago
8 0

Answer:

x = 2

x = -21

Step-by-step explanation:

Mrac [35]3 years ago
7 0

Answer:

{x}^{2}  - 19x - 42 = 0 \\  {x}^{2}  + 2x - 21x - 42 = 0 \\ x(x + 2) - 21(x + 2) = 0 \\ (x + 2)(x - 21) = 0 \\  \boxed{x =  - 2} \\  \boxed{x = 21}

<h3>(x+2) and (x-21) is the factors of the x²-19x-42.</h3><h3>Value of x is -2 and 21.</h3>
You might be interested in
Order the ratios from least to greatest:
ss7ja [257]

Answer:

13:6 ; 9:4 ; 5:2 ; 20:7 ; 10:3

Step-by-step explanation:

8 0
2 years ago
Find the value of x and y <br> (5y-23) <br> (2x+13)<br> (3x)<br> 47
liq [111]

Answer:

x = 24

y = 19

Step-by-step explanation:

7 0
3 years ago
Please Help Me! I will give brainly!!
DerKrebs [107]

Answer:

5 1/10 meters

Step-by-step explanation:

18 4/5 can be changed to 18 8/10 so

18 8/10 - 13 7/10 = 5 1/10 meters

8 0
3 years ago
Read 2 more answers
Please help me with this one ☝️
Olin [163]
D is the answer! Domain and Range
8 0
2 years ago
Find the new balance if $875 is deposited and $316 is withdrawn from a balance of $2,056.
cestrela7 [59]
Hello!

Answer:
$2,615
Explanation:
The balance of $ 2,056 is a positive number,
The deposits of $ 875 is a positive number.
The withdrawal of $ 316 is a negative number.
5 0
3 years ago
Other questions:
  • Corrine is organizing a bus trip to an amusement park. She has 245 people signed up to go on the trip. The coach buses can seat
    7·2 answers
  • A stadium has 53,000 seats. Seats sell for $42 in Section A, $36 in section B, and $30 in section C. The number of seats in sect
    14·1 answer
  • A lumber company is making boards that are 2564.0 millimeters tall. If the boards are too long they must be trimmed, and if the
    8·1 answer
  • Negative 6 bigger or smaller than 6
    7·2 answers
  • Harold collected a total of 55 shells. he did this over 5 days. he collected the same number of shells each day. which expressio
    8·2 answers
  • Solve for number eight
    10·2 answers
  • Which point on the number line indicates a number that is less than 9.1 and greater than 6.5
    14·1 answer
  • What is the value of the expression
    6·1 answer
  • 101
    5·1 answer
  • Graph y = 4/5 * x - 7 .
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!