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
Degger [83]
3 years ago
6

Use the quadratic formula to solve for the zeros: 2x^2 + 39 = -18

Mathematics
1 answer:
mars1129 [50]3 years ago
3 0

Answer:

18

Step-by-step explanation:

2

2

+

3

9

=

−

1

8

2x^{2}+39=-18

2x2+39=−18

2

2

+

3

9

−

(

−

1

8

)

=

0

You might be interested in
PLS NEED HELP! 40 point reward if correct. with brainiest!
denis23 [38]

Answer:

for X

Step-by-step explanation:

I dont really know sorry

6 0
2 years ago
Read 2 more answers
Find the mean ,median, and mode round to the nearest tenth if necessary for 9.3, 8.4, 8.0, 9.1, 9.4, 9.0, 7.8, 9.3, 8.0
Ivenika [448]
Mean-1.6
median-9.0
mode-8.65    8.0 and 9.3=17.3/2 is 8.65
8 0
3 years ago
1. Which events below are dependent?
sergeinik [125]

Answer:B

Step-by-step explanation:

4 0
3 years ago
The blue dot is at what value on the number line
professor190 [17]

It is at 1 because each space represents 2 units.

-3+(2×2)=1

It is at the point 1.

5 0
3 years ago
Find the product of (5t-3) and (3t +7) when t = 6
emmasim [6.3K]

Answer:

675

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

Step-by-step explanation:

<u>Step 1: Define</u>

(5t - 3) · (3t + 7)

t = 6

<u>Step 2: Evaluate</u>

  1. Substitute in <em>t</em>:                    (5(6) - 3) · (3(6) + 7)
  2. (Parenthesis) Multiply:       (30 - 3) · (18 + 7)
  3. (Parenthesis) Subtract:      27 · (18 + 7)
  4. (Parenthesis) Add:             27 · 25
  5. Multiply:                              675
8 0
3 years ago
Read 2 more answers
Other questions:
  • Alfred collects black and brown socks but loses a lot of them. If 60% of all his socks are brown, 20% of his brown socks are in
    15·1 answer
  • If f(x) =sqr rt 4x+9+2, which inequality can be used to find the domain of f(x)?
    11·1 answer
  • Really do not get this, please help!
    7·2 answers
  • Marcus built a model car that is 4 inches wide. What scale was used to build the car if the actual width of the car is 80 feet
    10·1 answer
  • Was the following number correctly or incorrectly converted from Standard Form to Scientific Notation? 
    12·1 answer
  • Simplify: 8t + 6r - 3t + 2r<br> A. 9rt<br> B. 13rt<br> C. 5t + 4r<br> D. 5t + 8r
    13·2 answers
  • It takes Morgan 1/8
    15·2 answers
  • Please tell me how to do this geometry problem
    15·1 answer
  • Liliana bought a book for $13. She is selling the book for $24. What is the percent markup on the price of the book? Round to th
    9·1 answer
  • Write one way of representing the equation of the given line in point-slope form. Then rewrite the equation in slope-intercept f
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!