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
laila [671]
3 years ago
10

Solve the equation 2x^{2}+9x-1=x to the nearest 10th

Mathematics
1 answer:
Scilla [17]3 years ago
4 0

Answer:

2x2+9x−1=x

Step 1: Subtract x from both sides.

2x2+9x−1−x=x−x

2x2+8x−1=0

Step 2: Use quadratic formula with a=2, b=8, c=-1.

x=

−b±√b2−4ac

2a

x=

−(8)±√(8)2−4(2)(−1)

2(2)

x=

−8±√72

4

x=−2+

3

2

√2 or x=−2+

−3

2

√2

Step-by-step explanation:

This is what I got but I'm not 100% positive. I checked it on a calculator and it seemed to check out.

You might be interested in
What's the area of the green highlighted face shown below??
GrogVix [38]

Answer:

45.5 ft sqaured

Step-by-step explanation:

5 0
2 years ago
What is the perimeter of the triangle expressed as a polynomial? 3x+4, x-10, 5x-2
Ganezh [65]
Your answer is 9x-8.

3x+4, x-10, 5x-2. If you combine the x's you get 9x. You can combine the numbers however you'd like. I chose to combine +4 and -2. That's 2. 2-10 = -8. Therefore your answer is 9x-8.
6 0
2 years ago
Why do you weigh more on earth than space?
Rama09 [41]

Hello there, Lithommie


You see accroding to newtons gravitational law an object that weighs more on earth wieghs less in space due to the lack of strenthness of gravity.


If my answer helped you understand more clearly i would glady apriciate brainliest thank you and have a great day!

6 0
2 years ago
Melissa has a spray paint that covers about 6,500 square centimeters. Can melissa apply two coats of paint to the entire sculptu
grandymaker [24]

Answer:

This question cannot be solved. It does not say anything about a statue in the first sentence and it doesn't give you the area of the statue.

Step-by-step explanation:

8 0
3 years ago
A church group set off from their church at 10:00AM for the forest. The group noted that
Anna71 [15]

Answer:

11l:50

Step-by-step explanation:

110 min = 1 hour and 50 minutes

6 0
8 months ago
Other questions:
  • Find the quotient and write it in lowest terms.<br> 14/5 ÷ 7/25
    12·1 answer
  • HELP ASAP PLEASE!!!
    8·1 answer
  • A pitcher is full of lemonade. Which unit of liquid volume best describes the amount of lemonade in the pitcher?
    15·1 answer
  • Solve for<br> Give an exact answer.<br> 4(0.54 – 0.25) = 6+f
    5·1 answer
  • Twenty-five less than three times a number
    15·2 answers
  • Beth added 1 1/4 pounds of fruit to a fruit basket Her son took 2 3/8 pounds of fruit out of the basket What was the total chang
    11·1 answer
  • Pls help. Write an equation to express y in terms of x.
    9·1 answer
  • A restaurant bill is $84.97 find the 20% show your work
    14·2 answers
  • N − 9.02 = 3.85<br> what is N?
    6·2 answers
  • five people arrived at the check _ out counter of a hotel at the same time, in how many different ways can the people line up?​
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!