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
KiRa [710]
3 years ago
13

If 3x² -6=y for all real numbers x, then x² - 2 =

Mathematics
1 answer:
34kurt3 years ago
3 0
3x² - 6 = 3(x² - 2)

If 3(x² - 2) = y, then
\frac{3(x^2-2)}{3}= \frac{y}{3} \\  \\ x^2-2 =  \frac{y}{3}

Answer:
x² - 2 = y/3
You might be interested in
PLEASE HELP ITS MATH THANK YOUUUU
spin [16.1K]

9 inches = 14 yard

Formula: divide the value in inches by 36 because 1 yard equals 36 inches. So, 9 inches = 936 = 14 or 0.25 yard.

3 0
3 years ago
Read 2 more answers
A passenger train left Austin, Texas at 12:00 PM bound for Dallas, exactly 210 miles away; it traveled at a steady 50 miles per
olya-2409 [2.1K]

Answer:

  1. 3 hours
  2. 1 hour 45 minutes
  3. 300 miles

Step-by-step explanation:

1. The trains are moving toward each other at a total speed of 50 +20 = 70 miles per hour. Together, they cover the 210 mile distance in ...

  time = distance/speed

  time = 210 mi/(70 mi/h) = 3 h

The trains collide after 3 hours.

__

2. The fly is closing with the freight train at a speed of 100 +20 = 120 miles per hour. Together, the fly and the train cover the initial 210 mile distance in ...

  (210 mi)/(120 mi/h) = 7/4 h = 1 hour 45 minutes

The fly first meets the oncoming freight train after 1 h 45 min.

__

3. The fly is flying for all three hours before the trains collide, so, at 100 miles per hour, will fly 300 miles.

6 0
4 years ago
Help me with this two questions
Anni [7]
First question: 0

Second question: 0.94
5 0
4 years ago
What is the length of a rectangle with a width of 10 cm and area of 120 cm???
melamori03 [73]

Answer:

12cm

Step-by-step explanation:

Width = 10 cm

Area = 120 cm²

Length = ?

Area = Length(L) × Width(W)

120cm²  = L × 10cm

L = 120cm² ÷ 10 cm = 12cm

7 0
4 years ago
What is the result when the number 67 is increased by 6%?
seropon [69]

Answer:

71.02

Step-by-step explanation:

For a six percent increase on 67, you first need to find six percent of 67.

67 times .06 is 4.02

67+4.02=71.02

4 0
3 years ago
Other questions:
  • I really need help with this! I don't really understand linear equation stuff and I asked my teacher about it but she isn't help
    14·1 answer
  • Maya reads 1/8 of a newspaper in 1/20 of a minute how many minutes does she need to read an entire paper
    11·2 answers
  • 12. Solve the following equation: 6y - 20 = 2y - 4.
    12·2 answers
  • BRAINLIESTTT ASAP! PLEASE HELP ME :)
    6·1 answer
  • What is the inverse function of f(x) = x
    10·1 answer
  • For a special field trip, Mrs. Hallman needs to pick 4 students out of 25 boys and 12 girls. What is the probability that all th
    6·1 answer
  • Pleas help me please.
    5·1 answer
  • Alyssa has $75 less than three times Eric. Together they have $905. How much money do they each have?
    5·1 answer
  • What is the solution set to this equation?<br> log_4(x + 3) + log_4x = 1
    5·2 answers
  • Plz help me i will give you brainliest
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!