savannahcfrank2 savannahcfrank2

10-11-2017
Mathematics

contestada

The variables x and y vary inversely. When y is 10, x is 10. What is x when y is 20

Respuesta :

choixongdong choixongdong

10-11-2017

inversely
y = k/x
k = yx
k = 10*10 = 100

when y = 20

20 = 100/x
20x = 100
x = 5

answer
x = 5 when y is 20

Answer Link

Otras preguntas

what is the setting of the little match girl

Hoverboards are approximately $300. Noelle had a coupon for 15% off. What is the discount Noelle will receive? Please give answer and show work

Decimal in tenths that is less than 2.42 but greater than 2.0

What is the simplest form of (-3+2i)(1-4i)?

Decimal in tenths that is less than 2.42 but greater than 2.0

Which condition causes plaque to accumulate on the walls of the arteries which makes them thicken and lose elasticity

nick loaned 550 to his best friend. the friend agreed to pay it back the amount borrowed plus 12% interest. what was the total amount nick's friend had to play

Linda scored 3 points more than twice Lisa's points on a driver's ed test. Lisa scored p points. Which equation can be used to find Linda's points, m?

A concrete truck loaded with concrete weighs about 30 tons. About how many pounds does the loaded truck weigh? Show your work.

An anthropologist compares the remains of Homo neaderthalensis to earlier hominid species, like Homo habilis, and to the contemporary and later species Homo sap