leelea
leelea leelea
  • 02-04-2016
  • Mathematics
contestada

if f(x) varies directly with x and f(x) = 50 when x = -10, then what is f(x) when x = 15

Respuesta :

mssarkar96 mssarkar96
  • 02-04-2016
f(x)=50 x= -10

If x=1, then f(x)=50/-10 = -5

Therefor, when x=15, f(x) = 15*-5 = -30
Answer Link
Isaacmusic123 Isaacmusic123
  • 02-04-2016
it is -30 because if x=-10 and f(x)=50 you have to divide 50/-10=-5 then you do x=15 x-5=-30
Answer Link

Otras preguntas

Please help me find x in the proportion: 4/x=5/9.
A patient is taking a drug that has known toxic side effects. what will the nurse do?
A number is five times a smaller number and their sum is 144.Find the larger number
Why did amphibians diversify so rapidly during the late Paleozoic era
Plz help plz plz plz plz plz
How is Frances culture changing
If the atmosphere did not contain an ozone layer, which of the following could happen? The Earth would become very cold. The Earth would not have weather. Th
which type of figurative language is used in this sentence from George Orwell's novel "keep the aspidistra flying"? a) flashback b)oxymoron c)euphemism d)metap
There is a wide variety of positions in the health and wellness profession to meet different interests of many types of people. True or false?
What is the purpose of the United Nations’ Universal Declaration of Human Rights? to protect the rights of people in democratic countries to promote democracy a