lindseyasiana9
lindseyasiana9 lindseyasiana9
  • 26-02-2021
  • Mathematics
contestada

The value of y varies directly with x. If x = 15, then y = 12. What is the value of y, when x = 21?

Respuesta :

Cat123dog456 Cat123dog456
  • 26-02-2021

Answer: 16.8

Step-by-step explanation: if x= 15 and y =12 we know that y =.8 of x or 4/5 of x.  Knowing this we can divide x (21) by 5 and get 4.2.  We can then multiply this and get 16.8 which is 4/5 of x(21).  y=16.8

Answer Link

Otras preguntas

if 8=56 7 =42 6=30 5=20 what does 3=
How can you use all 2,3,5,8 to equal 104
X over 2 -8=3 How do I find the answer if I do not get it plz help
Which values satisfy the inequality? |y| > 6 Choose all answers that are correct. A. y = –7 B. y = –1 C. y = 3 D. y = 9
What enzyme connects the new bases to the old bases in the DNA template?
in their experiment, Rutherford and Marsden fired positively charged alpha particles at a very thin sheet of gold. over a period of several months, the scientis
What part of landforms that make up over two thirds of China
PLZZZZZ HELP HURRY what guarantee gives accused individuals the rights to a hearing before being in jail A. bounties B. greenbacks C. draft D. habeas corpus
how does a fetus get nourishment up until the time is born
what is a homophone for insignificant and small