FrizzyIzzy
FrizzyIzzy FrizzyIzzy
  • 02-06-2016
  • Mathematics
contestada

Proportional relationships!
Need help on!

Proportional relationships Need help on class=

Respuesta :

meerkat18
meerkat18 meerkat18
  • 02-06-2016
Direct variation has this equation:

y = kx

where k is the constant of variation

y = -5 ; x = -15

y = kx
-5 = k(-15)
-5/-15 = k
1/3 = k

Choice D. y = 1/3 x 
Answer Link

Otras preguntas

What's the other term for: explosive or changing very quickly
How many moles of water (H2O) would be produced if 10 moles of O2 gas reacted completely with excess H2 gas?2 H2(g) + O2(g) → 2 H2O(g)A. 5 B. 10 C. 20 D. 30
round to the nearest hundredth 5.6192
explain why the motion of a body which is moving with constant speed in a circular path is said to be accelerated ?
The diameter of a cylinder is 6 feet 6 inches. The height of a cylinder is 12 feet 3 inches. What is the surface area?    (feet squared)What is the volume?
Liz wants to drink 1.5 litres of water each day. She buys the water in packs of 6 bottles. Each bottle contains 0.5 litres of water. How many packs of water do
what we need to become success
What's the other term for: lacking respect; scornful
Which chemical equation best describes the reaction of potassium metal with fluorine gas to form solid potassium fluoride? A. K(s) + F2(g) → KF2(s) B. K(s) + F(
A solution of hydrogen peroxide, H2O2, is titrated with potassium permanganate, KMnO4, according to the following equation: 5H2O2 + 2KMnO4 + 3H2SO4 = 5O2 + 2MnS