Kiara0720 Kiara0720
  • 23-01-2017
  • Mathematics
contestada

If y varies directly as x, and y = 36 as x = 9, find y for the x-value 5

Respuesta :

nikato
nikato nikato
  • 23-01-2017
y varies directly as x means this equation : y=kx

given y=36 and x=9, plug it into the equation to find k
          36 = 9k, so k=?
             k=4

so now you have your equation y=4x
and you're trying to find y given x=5
so
y= 4(5) so y=?
Answer Link

Otras preguntas

Point-source pollution comes from a specific location and is easy to trace. true or false ?
when does flashback occur
come out bedroom has an area of 120 square feet the width of the room is 5/6 the length of the room what are the dimensions of canals bedroom
Write a list of steps that are needed to find the measure of angle B if angle A is 72 and angle C is 113 ( the figure is a triangle :D ).... please help
the difference of 2 and the product of 3and k
How to put the 5/10 in the simplest form
A plasma TV is on sale at a 22% discount. The sale price is $776.10. What was the original price?
what is 3,897.003 in word form
The War of 1812 had a profound impact on the American economy by causing an increase in
which property of multiplecation is shown by the equation f times 8 = 8f