isaugonzalez446 isaugonzalez446
  • 02-04-2018
  • Mathematics
contestada

If y varies directly as x and y = 14 when x = 7, find x when y is 30

Respuesta :

Em1l
Em1l Em1l
  • 02-04-2018
If directly proportional then y=kx so
14=k x (7) so k=2
Y=kx
Y=2x
30=2 x
Divide both by 2
X=15
Answer Link

Otras preguntas

what is (2ab-a+2) - (-ab-2)
What INVERSE OPERATION is used to solve the equation x/7=5?
If the simple interest on ​$5000 for years is ​$2400​, then what is the interest​ rate?
17. The Harlem Renaissance was a A. Period of artistic expression and rebirth in the African American community in the 1920's and 1930's. B. Period of rapid eco
Read the poem "Hall of Shame," by Darcy Tillage. Answer the question that follows: The structure of the poem contributes to its meaning. The poet chose to break
The principle of ________ states in an undeformed sequence of sedimentary rocks each bed is older than the one above and younger than the one below.
Joey has three john jacob jack Jacob is older than john but younger than Joey. Jack is younger than john list all four brothers in oldest to youngest
Help me please please
What is the remainder when 1234 × 5678 is divided by 5?
Why is pathos considered the weakest of the appeals?.