Ismahbath15
Ismahbath15 Ismahbath15
  • 01-11-2017
  • Mathematics
contestada

assume y varies directly as x. if y=8 when x=42; find y when x=126

Respuesta :

Catya
Catya Catya
  • 01-11-2017
varies directly basically means a multiple of

y = kx

where "k" is the constant of variation. You must solve for this first using the given information.

8 = 42k
8/42 = k
0.19= k

Equation: y = 0.19x
when x = 126
y = 0.19(126)
y = 24


Answer Link

Otras preguntas

In Romeo and Juliet act 2, which character serves as a messenger
name 2 sound devices and what type they are from the song Where Is The Love by the Black Eyed Peas.
all fractions between 0 and 1/4
Given the inequalities y > 5x-8 and y >3x+4, find the point that satisfies both inequalities
1. Why are there active volcanoes along the Pacific coast in Washington and Oregon but not along the East coast of the United States?
2(n-3)=4n+1 this sucks not knowing the answer
how do I solve x+2y=8
I = {1, 2} List all possible subsets of the given set.
Consider the following system of equations. y = 2x - 2 y - 2x = 5 What can you conclude about the system of equations? The system of equations is inconsistent.
Given the inequalities y > 5x-8 and y >3x+4, find the point that satisfies one inequalities but not them all