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
vredina [299]
2 years ago
15

What are the solutions of 8x{2}=6+22x

Mathematics
1 answer:
Olenka [21]2 years ago
3 0
8x^2=6+22x\ \ \ \ |-22x-6\\\\8x^2-22x-6=0\ \ \ |:2\\\\4x^2-11x-3=0\\\\4x^2-12x+x-3=0\\\\4x(x-3)+1(x-3)=0\\\\(x-3)(4x+1)=0\iff x-3=0\ \vee\ 4x+1=0\\\\x-3=0\ \ \ |+3\\x=3\\\\4x+1=0\ \ \ |-1\\4x=-1\ \ \ |:4\\x=-0.25

Answer: x = 3 or x = -0.25
You might be interested in
An angle measures 64 degrees more than the measure of its complementary angle. What is the measure of each angle?
fiasKO [112]

Answer:

13 and 77 degrees

Step-by-step explanation:

Complementary = 90 degrees

Set an angle to x

x+(x+64)=90

2x+64=90

2x=26

x=13

angle measures: 13, 77 degrees

7 0
2 years ago
What’s the correct answer
tamaranim1 [39]
The correct answer might be A
5 0
3 years ago
Use the diagram to complete this proportion.​
Stolb23 [73]

Answer:

LT

Step-by-step explanation:

This is not 100% but I think this is the answer

8 0
3 years ago
You spent 1/3 of your birthday money on 6 video games. If each video game cost the same amount, what fraction of your birthday m
Marina86 [1]

Answer:

It should be 1/18

Step-by-step explanation:

3 0
3 years ago
4. If y = 5x – 3 and 3x - y = -1, what is the value of y? <br>A 2<br>B -1 <br>C 7 <br>D -8​
notsponge [240]

answers:

4.C po

Step-by-step explanation:

i hope its help

6 0
2 years ago
Other questions:
  • Find the length and width of a rectangle with maximum area that has a perimeter of 9P units.
    9·1 answer
  • On monday, mary had 23 bananas. On tuesday, her family ate half of them. On wednesday they ate half of the remaining bananas. If
    9·1 answer
  • jessica is selling books during the summer to earn money for college. She earns a commission on each sale but has to pay for her
    7·2 answers
  • Help please must show work 1, 2, 3, 4
    13·2 answers
  • Susie has planned a trip to a city 60 miles away. She wishes to have an average speed of 60 miles/hour for the trip. Due to a tr
    5·1 answer
  • Work out the area of this circle. Take pie to be 3.142 and give your answer to 2 decimal places.
    11·1 answer
  • Determine the difference of the place value of 7s <br>in 3701 4472​
    5·1 answer
  • Anna bought a potted plant online. It cost $3.4 5plus 20% shipping and handling.What was the total cost
    12·1 answer
  • What is 5.76 rounded to the nearest tenth?
    8·2 answers
  • Please help i'll mark big brain​
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!