cindyy3 cindyy3
  • 01-09-2017
  • Mathematics
contestada

If z varies directly as x and z=30 when x=8 fine z when x=4

Respuesta :

stevemosby0
stevemosby0 stevemosby0
  • 01-09-2017
So for this one all you have to do is use the formular

Z*k=x

30k=8

K=4/15

Then when x=4


4/15x=4

So x=15
Answer Link

Otras preguntas

The Sino-Japanese War exposed military weakness in A. China. B. Japan. C. Korea. D. Russia.
the ratio of isabellas money to shanes money is 3:11. If isabella has $33, how much money do Shane and Isabella have together?
The instantaneous velocity of an object is the blank of the object with a blank
2. What two features must a sample have if it is to accurately represent a population?
The Sino-Japanese War exposed military weakness in A. China. B. Japan. C. Korea. D. Russia.
You are working at establishing a computer network and communications support for incident personnel. Where are you working? a. Operations Section b. Planning S
How did the issue of slavery divide the union
Which statement best applies to the slope of the line below? A. the slope is negative B. the slope is zero C. the slope is positive D. the line has no slope
the building blocks of proteins are known as
Describe a real world situation that can be modeled by the equation y = 1/20x. be sure to describe what each variable represents.