Marco1012
Marco1012 Marco1012
  • 18-04-2020
  • Mathematics
contestada

y varies inversely to x. If y = 7 when x = -4, what is y when x =5 ?

Respuesta :

gloriaemaikwu123
gloriaemaikwu123 gloriaemaikwu123
  • 20-04-2020

Answer:

Step-by-step explanation:

y*1/x

y=k/x where k is the constant of variation

when y=7, x=-4

7=k/-4

k=-28

when x=5

y=-28/5

note: * is used as symbol of variation

Answer Link

Otras preguntas

You have a wire that is 23 cm long. You wish to cut it into two pieces. One piece will be bent into the shape of a square. The other piece will be bent into the
Use Lagrange multipliers to find the maximum and minimum values of the function subject to the given constraint. (If a value does not exist, enter NONE.) f(x,y,
Given the function and what is the solution for the equation ?
In the near future, if everything works out, I am also interested in becoming a franchisee of a healthy food and/or healthy drinks type of business or maybe a
Four more than three times a number is equal to 25. What is the number?
85 point plz answer 1. Combine the like terms to simplify the expression. 9x2 + 8y2 + 4y2 – 3x a. 6x + 12y2 b. 9x2 + 12y4 – 3x c. 6x + 12y4 d. 9x2 + 12y2 – 3x 2
Under the Articles of Confederation, Congress had no power to make states enforce laws. Why was this a problem? The Congress could take over the state governme
Please answer how to simplify -8 - 11
Iq scores are normally distributed with a mean of 100 and a standard deviation of 15. To the nearest integer values how high must your in be to fall within the
What is the ratio between miles and kilometers