gothclaudiia
gothclaudiia gothclaudiia
  • 16-11-2018
  • Mathematics
contestada

1. Suppose y varies directly with x, and y = 14 when x = -4. What is the value of y when x = -6

a. -21
b. 10
c. 18
d. 21

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 16-11-2018

direct variation

y = kx

substitute in and solve for k

14 = k(-4)

14/-4 =k

k = -7/2


y = -7/2 x

y = -7/2 * -6

y = 42/2 = 21

Choice D

Answer Link
brownloretta42pbf6ya brownloretta42pbf6ya
  • 16-11-2018
the correct answer is 21
Answer Link

Otras preguntas

Which of these factors does not significantly affect our wellness?
The process of isotopes breaking down and emitting particles, such as alpha or beta, to form a new substance.
What episode wiped out many insect species in the world?
The 24th amendment to the constitution made illegal in the United States
We do our homework at the table. What is principal part?
Which method is the most efficient method to use to solve 2x^2 4x-3=0?
What does it mean for a healthcare setting to report clinical quality measures?
A poem with fourteen lines and a mixed rhyme scheme is a
What is the dominant climate of central america and the caribbean islands?
Four points are always coplanar if they