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
r-ruslan [8.4K]
3 years ago
9

Suppose y varies directly as x and y=21 when x=7. which is an equation relating x and y

Mathematics
1 answer:
astra-53 [7]3 years ago
8 0
Y varies directly as x: y=kx, k is a constant.
when x=7, y=21, so we know k=3
therefore, the equation is y=3x
You might be interested in
Need help with this
Yakvenalex [24]
The lesser of the numbers given are -16 because -16 is more negative.
3 0
3 years ago
Read 2 more answers
Can you please help
Free_Kalibri [48]

Answer:

The answer to the question provided is

\frac{9}{5}

Step-by-step explanation:

T

4 0
3 years ago
Mrs.Rodriguez is going to use 6 1/3 yards of material to make two dresses. The larger dress requires 3 2/3 yards of material. Ho
Ludmilka [50]
She has 6 1/3. The larger dress need 3 2/3. So 6 1/3 - 3 2/3 = 2 2/3
So Mrs. Rodriguez will need 2 2/3 for the smaller dress
8 0
3 years ago
Read 2 more answers
Find the slope between the points (2, -10) and (-4, 2).<br> A) 1/4<br> B) -2<br> C) 4<br> D) -1/2
CaHeK987 [17]

Answer:

B) -2

Step-by-step explanation:

m=(y2-y1)/(x2-x1)=(2-(-10))/(-4-2)=(2+10)/-6=12/-6=-2

8 0
3 years ago
What will the graph look like for a system of equations that has no solution?
lyudmila [28]

Answer:

D

Step-by-step explanation:

The solution to a systems of equations is the intersection point of the lines. If no solution is possible then their is no intersection point. The lines must be parallel.

8 0
3 years ago
Other questions:
  • The graph of a function is shown: scatterplot of the following points: negative 3 and 2, negative 2 and negative 1, 2 and negati
    14·1 answer
  • Sofia's batting average is 0.022, point, higher than Joud's batting average. Joud has a batting average of 0.169.
    15·2 answers
  • How do you solve 5y^2 – 33y + 18 = 0 for y
    11·1 answer
  • The school had 366 chairs and 12 classrooms. How many chairs could they put in each classroom?
    5·1 answer
  • The point (x, y) is the top of a polygon. Which point would it map to if the polygon were reflected over the y-axis and then tra
    10·1 answer
  • Plz help me with this sum, see the pic. Thank you
    9·1 answer
  • How do similar right triangles lead to the definitions of the trigonometric ratios?
    15·1 answer
  • Here is my question in a pic​
    12·2 answers
  • Faith wants to add a 20% tip to a $56 restaurant bill. How much will Faith pay including the tip?
    10·2 answers
  • PLSSSS$$SSSSS HELP! I WILL MARK U BRAINLIEST!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!