LeagueOfFacepalms
LeagueOfFacepalms LeagueOfFacepalms
  • 01-07-2016
  • Mathematics
contestada

suppose that y varies jointly with x and z. Find your when x=3 and z=5 , given that y=72 when x=6 and z=4

Respuesta :

olemakpadu
olemakpadu olemakpadu
  • 05-07-2016
y α xz

y = kxz             y = 72, when x = 6, and z = 4

72 = k*6*4

72 = k*24

24k = 72

k = 72/24

k = 3.

y = kxz    

y = 3xz    

Finding y, when x = 3, z = 5.

y = 3xz

y = 3*3*5

y = 45
Answer Link

Otras preguntas

Help Me Please Urgent Help
Find the mode of this data set: 16 7 8 5 16 7 8 4 7 8 16 7 Subject: Algebra
1. Crystals of ammonium chloride, NH4Cl, seem to disappear when mixed with water. The resulting clear liquid containing ammonium chloride and water is a A) co
y=f(x)=2^x Find f(x) when x=2
C̶a̶n̶ s̶o̶m̶e̶o̶n̶e̶ p̶l̶e̶a̶s̶e̶ e̶x̶p̶l̶a̶i̶n̶ h̶o̶w̶ t̶o̶ s̶o̶l̶v̶e̶ t̶h̶i̶s̶ p̶r̶o̶b̶l̶e̶m̶ a̶n̶d̶ a̶n̶s̶w̶e̶r̶ i̶t̶ s̶o̶ w̶e̶ c̶a̶n̶ c̶o̶m̶p̶a̶r̶e̶ a̶n̶s̶
Michael was a really big guy. He was a linebacker on the football team, and his shoulders were twice the size of most people’s. Everyone knows Michael at school
Identify at least two plants and two animals that were introduced to the New World from the Old World and describe their impact
What is a commutative property of cd
please help asap! this is for a review!! :)
abby is touring china for 4 days the car rental is $38,15 per day.plus 12 1/2 cent per mile abby drives 380.5 mile how much she have pay