karidaSet6akeC1 karidaSet6akeC1

18-06-2016
Mathematics

contestada

If y varies directly as x, and y = -18 as x = -2, find y for the x-value of 20.

Respuesta :

18-06-2016

Hello,

y=k*x
-18=k*(-2)===>k=9

if x=20
y=9*20=180

Answer Link

Otras preguntas

Sally spins a fair spinner numbered 1 - 5 and rolls a fair dice. What is the probability of obtaining a multiple of 3 and a factor of 10?

which characteristics apply to egyptian mummy portraits of the greco roman era

what does rise run mean

Which of the following did Columbus explore? South America North America the Caribbean Islands Central America

systems of linear equations ; elimination method pls help<3

20 points pls help ??what is an example of a plant that can defend itself against against herbivores? Decribe the mechanism it use to protect itself and how a c

Which features form when magma cools beneath earths surface GeysersCalderasBatholiths Volcanic necks Dome mountainsCheck all that apply

simplify 3(2f+6)+7thanks

What might prompt people to become angry or frustrated enough to take action against their leaders or their government?

Could I have some help here?