evjrnvfjkdn evjrnvfjkdn
  • 10-11-2020
  • Mathematics
contestada

Please help i'm taking a test, and when you get the answer please explain how you got it!!

Please help im taking a test and when you get the answer please explain how you got it class=

Respuesta :

CLJL CLJL
  • 10-11-2020

Answer:

y = 122.57

Explanation:

y = 143 when x = 49

Y varies directly with x, so the equation is --> y = kx (k would be the constant of variation).

k = y/x = 143/49

y = (143/49) x

When x = 42 --> y = (143/49) · 42 --> y = 2.92 · 42 --> y = 122.57

Answer Link

Otras preguntas

Pls help asap I’ll give brainliest
explains why domestic travel is better than international travel in our Country
cuales son la caracteristicas de la obra dramaica
identifies factors that influence climate .
Which of the following statements is typically true of the language abilities of 5-year-old children? Multiple Choice They are able to use imperatives and inter
which candidate was, at the time of the election, the vice president of the united states?
Answer this and explain please
0.35 is best known as what number
Consider the line y=6/7 x -7. Find the equation of the line that is perpendicular to this line and passes through the point (6,-6). Find the equation of the lin
What is the image of the point. (6, – 7) after a rotation of 180° counterclockwise about the origin?