yoyoyogti1755 yoyoyogti1755
  • 12-11-2021
  • Mathematics
contestada

if y varies directly as x, and y is 20 when x is 4, what is the value of y when x is 80

Respuesta :

chasitygreen55
chasitygreen55 chasitygreen55
  • 15-11-2021

Answer:The equation of that is y=kx

Substitute it in and you get

20=6k

Divide 6 on both sides

k=3 1/3

Then since it asks what is the value of y when x is 24 use k in the equation

y=3 1/3*24

so y=80 is the answer

Step-by-step explanation:

Answer Link

Otras preguntas

a) A square has an area of 64 cm? Find the perimeter of the square. (2) 64cm? I (3) b) The diagram shows a right-angled triangle and a parallelogram. The area o
A client would like a logo printed onto a canvas that is at least 70 inches tall. The original logo is 4.5 inches wide by 3.6 inches tall. Which dimensions will
Wasting all my points. How to find the area of a triangle
Find the product. (3b + 6at)(b - at)
PLSSSSS help me!! It's a math question, and im not so sure how to solve this.
which of these is a good example of secular medieval art? A. the illuminated manuscripts B. the murals at San Vitale in Ravenna C. the mosaic art in St Mark’s B
PLEASE HELP WITH GEOMETRY HOMEWORK!! WILL GIVE BRAINLIEST ANSWER TO THE PERSON WHO CAN GIVE ME A ANSWER WILL ALL THE WORK SHOWN TO PROVE THEIR ANSWER!! Informa
Subtract -1/2n - (-1/2n)
What does x(x - 2) equal?
Suppose the null hypothesis, H0, is: the mean age of the horses on a ranch is 6 years. What is the Type I error in this scenario? Select the correct answer belo