ZooeyD566309 ZooeyD566309
  • 03-11-2022
  • Mathematics
contestada

Find an equation of variation in which y varies directly as x and y=28 when x=7. Then find the value of y when x=16.

Respuesta :

LennynV668980 LennynV668980
  • 03-11-2022
[tex]\begin{gathered} y=Kx \\ \text{when x=7, y=28} \\ 28=K(7) \\ K=\frac{28}{7} \\ K=4 \\ y=4x \\ \text{when x=16} \\ y=4\cdot(16) \\ y=64 \\ When\text{ x is 16 the value of y is 64} \end{gathered}[/tex]

Answer Link

Otras preguntas

What are the requirements for photosynthesis to occur, and what is the role of ATP in this reaction?
A triangular sign has a base that is 44 cm and an altitude that is 40 cm. If one litre of paint covers 44000 cm squared, how many signs can be painted with one
Which archetypal character does the speaker represent in this passage? By golly, here they go and use up all the towels, every doggone one of ''''em, and they u
A rocket carrying fireworks is launched from a hill 80 feet above a lake. The rocket will fall into the lake after exploding at its maximum height. The rocket's
How do the Robinsons get the animals off the ship? A. They tie empty barrels to the animals so they can float to shore. B. They carry each animal, one by one, t
By how many is 3/4 of 20 greater than 3/5 of 20
What causes some materials to have magnetic fields?
Simplifying 16y + 4 + -1(5y + 15)
What were labor unions trying to achieve throughout the Industrial Revolution?
The U.S. government supported the automobile by subsidizing (A) gasoline prices (B) car purchases (C) Highway 66 construction (D) plant improvements