kaylaspringer10 kaylaspringer10

02-02-2021
Mathematics

contestada

Suppose y varies directly with x when x is 4, y is 32. What is y when x is -2

Respuesta :

ChoiSungHyun ChoiSungHyun

02-02-2021

Step-by-step explanation:

Since y varies directly with x,

y = kx, where k is a real constant.

When x = 4, y = 32.

=> (32) = (4)k, k = 8.

Therefore when x = -2,

y = kx = (8)(-2) = -16.

Answer Link

Otras preguntas

Santana is plotting points on a graph. The ratio of y-value to x-value is 3 to 4 for each point. What will be the x-value of a point with a y-value of 12?

If 2x+5=8x then 12x=?

Soil formation involves both a. decaying and erosion of rocks b. decomposition and crystallization of rocks c. chemical weathering and erosion of rocks d. physi

The best approach to resolving body shape issues is to a. change the body you have. b. love the body you have. c. eat less and lose weight. d. pump iron and

What is the y-value for f(x) = tan(90°)?

explain how there can be more heat energy in an iceberg than in a pot of boiling water

According to the geological time scale, in what era did most types of animals first appear? -Haden -Paleozoic -Mesozoic -Cenozoic

We can know what elements make up a star by studying the star’s

HELP PLEASE Sandra calculated the missing side length of one of these triangles using the Pythagorean Theorem. Which triangle is it?ABCD

In a all about me paragraph what should i write