cheerislife242os9zfe cheerislife242os9zfe
  • 22-07-2018
  • Mathematics
contestada

the variable z is directly proportional to x. when x is 15, z has the value of 120. what is the value of z when x=25

Respuesta :

altavistard
altavistard altavistard
  • 28-07-2018

The governing equation here is y = kx.

When x is 15, z = 120. Find k:

120 = k(15) leads to k = 120/15, or 8. Then y = 8x.

Now, what iz z when x =25? Substitute 25 for x in y = 8x: y = 200 (answer)

Answer Link

Otras preguntas

Open threat of bodily harm to another is the intentional tort of
A chef uses 3 3/4 pounds of semolina flour and 1 5/8 pounds whole wheat flour for each batch of pasta she makes. One week she uses a total of 86 pounds of flour
What event from the american revolution period occurred first? answers?
[tex]156 - 73 [/tex]
President Andrew Johnson's leniency with former Confederate officials and his veto of legislation designed to provide civil rights and financial aid to former
which fort did Zachary Taylor capture in Northern Mexico
Evaluate the integral using integration by parts with the indicated choices of u and dv. (use c for the constant of integration.) 2x2 ln(x) dx; u = ln(x), dv =
Rapid economic growth in the emerging world, especially Eastern Asia, drives increased energy demand through out the world. True False
what was the most diverse region
A spinner has 14 equal sectors with different letters for each sector, as shown below: A spinner with 14 equal sectors is shown. The sectors are labeled B, Y, G