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

What was the significance of the Bronze Age?
Question 1.Which was a cause of the French Revolution? The French king did not want to support the American Revolution. Napoleon had invaded France and intended
Question 1.Which was a cause of the French Revolution? The French king did not want to support the American Revolution. Napoleon had invaded France and intended
what might happen if a state is not recognized by other states?
this is a hard math question the volume of a prism is the product of its height and area of its base, v = bh. a rectangular prism has a volume of 16y4 16y3 48y2
what does my soul has grown deep like rivers mean?
Kayla's target heart rate zone is 142bpm—179bpm. Tia's target heart rate zone is 150bpm—183bpm. They stop cycling and take their pulse, and both count the heart
round 44.8 to the nearest whole number
Philip has $2,000 and spends $23.75 on supplies. He divides the remaining amount equally among his 8 employees. How much does each employee receive?
what does a verb phrase contain?