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
elena-14-01-66 [18.8K]
3 years ago
10

If y varies directy as x, and y is 20 when x is 4, what is the constant variation for this relation​

Mathematics
1 answer:
iVinArrow [24]3 years ago
8 0

Answer:

k=5

Step-by-step explanation:

y \propto x

y=kx

y=k \times x

20= k \times 4

20/4=k

5=k

The constant variation in a direct variation is the constant ratio k.

You might be interested in
Which of the following is a simpler way to write cos/sin<br><br> tan<br> sec<br> csc<br> cot
Yuri [45]
This one is really simple
cot
8 0
3 years ago
Read 2 more answers
A box of crayons costs $1.75, including taxes. Mr. Valentino wants to purchase boxes of crayons for his class and has a $25 budg
inna [77]

Answer:

I believe it would be 14

Step-by-step explanation:

7 0
2 years ago
a squared paper shows the nets of cuboid A and cuboid B. do the two cuboids have the same surface area? plzzzzzzzzz answer
inn [45]

Answer:

No they don't.

Step-by-step explanation:

A:\\(2*2*2)+(3*2*2)+(3*2*2)=\\(4*2)+(6*2)+(6*2)=\\8+12+12=\\20+12=\\32 cm^2\\\\B:\\(1*3*2)+(1*4*2)+(3*4*2)=\\(3*2)+(4*2)+(12*2)=\\6+8+24=\\14+24=\\38 cm^2

5 0
3 years ago
Read 2 more answers
Write an numerical expression for "6 times the sum of 4 and 5
Montano1993 [528]
The answer is 6*(4+5).
7 0
3 years ago
Read 2 more answers
What is the solution to the equation 5x^2 - 5x - 1 = 0
erica [24]
I’ll attach a photo of the correct answer so sorry for my handwriting.

6 0
3 years ago
Other questions:
  • Please help I don't understand I need an answer ASAP
    14·2 answers
  • Need help on this loviesss
    10·1 answer
  • Prove that 2n^3 + 3n^2 + n is divisible by 6 for every integer n &gt; 1 by mathematical induction. (7 marks)
    8·1 answer
  • How to find the minimum value of an expression
    10·2 answers
  • HELP PLEASE BRAIN FOR CORRRECT
    5·1 answer
  • A geometric sequence has a4 = 4 and a5 = 7. What is a1 ? Your answer​
    15·1 answer
  • Dimensions of Box 2:x by 4x-1 by x^3 <br> The volume of Box 2 is given by
    12·1 answer
  • The measure of ∠A is 12° greater than the measure of ∠B. The two angles are complementary. Find the measure of each angle.
    13·2 answers
  • Can someone pls help!
    14·1 answer
  • 7-113 b.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!