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
Oksi-84 [34.3K]
3 years ago
10

Which statement describes the first step to solve the equation by completing the square?

Mathematics
1 answer:
denis-greek [22]3 years ago
8 0
<span>Ans: Multiply both sides of the equation by 1/3 .

3x^2 + 18x = 21
</span>Multiply both sides of the equation by 1/3 . [because coefficient of x^2 must be 1]
x^2 + 6x = 7

You might be interested in
I NEED HELP WORTH THIS there is one more option of 6,6 also
grigory [225]

Answer:

C. (2,4)

Step-by-step explanation:

7 0
3 years ago
Write an equation of the line that passes through the point (3,2) and is
gulaghasi [49]

Answer:

y = 3x - 7

Step-by-step explanation:

Please let me know if you want me to write an explanation for my answer :)

4 0
2 years ago
Please please help me again, I really need help and thank you.
ipn [44]

Answer:

Perimeter of Compound Shapes: Composite Rectangles. Perimeter is the total distance around the outside of a shape. horizontal. sides must be the same length in total as the one longer red side.

Step-by-step explanation:Also not sure...Hope this kinda helps...

5 0
2 years ago
Stanley ran a 5 kilometer race in 30 minutes. what was his speed in kilometers per hour? round to the nearest tenth
lesantik [10]
If he runs 5 kilometers in 30 minutes, at that rate he would run 10 kilometers in an hour.
so 10 kilometers per hour is his speed
8 0
3 years ago
Read 2 more answers
The ratio of the side lengths of a triangle is 10.5 :18 :22.5. The perimeter of the triangle is 408 centimeters. Determine wheth
Elden [556K]

Answer:

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Other questions:
  • Find the constant of variation (k) for the inverse variation. Then write an equation for the inverse situation.
    6·2 answers
  • If f(x) = 3x + 2 and g(x) = x2<br> x, find each value.<br> 18. f(2)=
    7·1 answer
  • Do you guys know this?
    10·1 answer
  • Pls help me find the sum ❣️
    9·1 answer
  • Can someone answer these questions? I know it’s a lot but please can someone answer them? No scams and I will mark brainliest if
    14·2 answers
  • Sara’s teacher gave her class 10 quizzes, each worth 30 marks. Sara’s marks on the test are given below.
    14·1 answer
  • Hugh has to earn at least $400 to meet his fundraising goal. He has only 100 books that he plans to sell at $8 each. Which inequ
    14·1 answer
  • How many mL of stock solution of<br> 3M NaOH do you need to prepare<br> 500 mL of 0.450 M NaOH?
    12·1 answer
  • Solve for m: m – 4.2 = 5.1
    14·1 answer
  • One more than nineteen​
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!