janjan687 janjan687

14-07-2018
Mathematics

contestada

Y varies directly as x if y=27 when x=3 find y when x is 2

Respuesta :

midknight9 midknight9

15-07-2018

We can set this up as a proportion and then solve for x directly:

[tex] \frac{27}{3} =\frac{y}{2} [/tex]

Then we cross multiply and divide by the coefficient of y:

[tex] 54=3y [/tex]

[tex] y=18 [/tex]

Now we know y = 18 when x =2.

Answer Link

Otras preguntas

Find the factorization of the polynomial

Which age group is the fastest growing age group of gamers? question 5 options: a.5-10 years old b.65 years or older c.50-65 years old d.2-5 years old?

Need help ........!!!!!!!!!

the declaration of independence and the Gettysburg address share which theme

please help me fill in the blanks most falling objects will experience air resistance. the air resistance will increase with *blank*. At the poiny when the air

What theme do Anthony’s speech and the Declaration of Independence share? A.That all men and women have rights B.That only men should have rights C.That human

In this problem, your multiplying 7 by 10. What is 10 called in this math problem?

how is modeling useful to scientist

Can you help me asap

The sum of two consecutive integers is 89. find the integers.