sam3210 sam3210
  • 05-01-2021
  • Mathematics
contestada

Suppose y varies directly with x. When
X is 2, y is 10. What is y when x is 4?

Respuesta :

yrajkumari
yrajkumari yrajkumari
  • 05-01-2021
x:y

2/10 = 4/x

Cross multiply

2x X= 10x4

2x = 40

Eliminate

2x/2 = 40/2

x = 20
Answer Link

Otras preguntas

A flag pole that is 2.4 m tall casts a 1.3 m shadow. if a tree casts a 2.9 m shadow at the same time, how tall is the tree
What would a nurse expect to administer if a client who is receiving isoproterenol develops a severe reaction?
subtract (8x + 6) - (x+4)
For most people, getting 8 to 9 hours of sleep increases concentration, improves physical health, and improves one's mood.
PPLEAS HELP ME! PLEASE SHOW WORK! dominic can eat 10 hotdogs in 4 minutes. at this rate, how many hotdogs can he eat in 18 minutes? THANK YOU!!!
Japan was upset at the United States prior to the attack on Pearl Harbor. True False
Was the Embargo Act effective? Why?
Why and how did the Septuagint bible version come into being?
Which statement best describes how Henri Matisse creates variety in The Red Room? He uses similar shapes and values. He uses different kinds of lines, colors, a
Abel throws a dart that hits the square shown below: What is the probability that the dart does not hit a point in the circle?