jacielposada jacielposada

03-09-2018
Mathematics

contestada

y varies inversely as x. if x = 7 then y = 6. Find y when x = 4.

Respuesta :

smmwaite smmwaite

03-09-2018

Answer

10.5

Explanation

Y varies inversely as x

Y ∝ 1/x

Y = k/x K is the the constant of variation

k = Yx

= 6 × 7 = 42

Y = 42/x

Y = 42/ 4

= 10.5

Answer Link

Otras preguntas

PLEASE HELP I NEED IT BY TODAY I WILL GIVE YOU 44 POINT AND BRAINLEST

The width, of a rectangle is 1/2 of its length. What are the sides of the rectangle if its perimeter is 63 in

PLEASE HELP I NEED IT BY TODAY I WILL GIVE YOU 44 POINT AND BRAINLEST

Suppose D(T) = A(T-H)2 +K represents the hieght of an object in feet after T seconds. Suppose an object has a maximum height of 12 feet after 2 seconds. This sa

A sentence that asks a question ends with a period. True False

1.07 x 104 -3.38 × 10³

PLEASE HURRY FAST!!! Jim is building a pen for his puppy. His puppy has an area of 127 square feet. Which is the best estimate for the number of feet of fencing

Write the slope-intercept form of the equation of the line through the given point with the given slope. through: (2,-2), slope = -5/6

There are two temples, one on each bank of a river, just opposite to each other. One is 54m high. From the top of this temple angle of depression of the top and

= A coat is reduced $24 from the original price of $400. What is the percent decrease? The price of the coat decreased by%. K