haylakollis haylakollis
  • 12-01-2019
  • Mathematics
contestada

suppose that x varies directly with y and x=17 when y=-85. What is the constant variation and what is the value of x when y=-160

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 24-01-2021

Direct variation equation is y = kx

Find k using the known x and y:

-85 = k17

K = -85/17

k = -5

Now find the unknown x:

-160 = -5x

Divide both sides by -5:

x = -160 / -5

x = 32

Answer Link

Otras preguntas

how can u tell matched forces act on objects?
which sentence has a dangling modifer
Act 8 May I have some help on these questions? Limited time.
Use the graph of f(x) to estimate f(3).
How does a wheel and axle work?
You have a story within you. True False
Mandy used the rule “Add 6” to make a pattern. She started with 20 and wrote the next 5 numbers in her pattern. Which number does NOT belong in Mandy’s pattern?
I can drive my Vespa 3 1/2 miles on one-fourth of a gallon of gas. How many miles can I drive on 1 gallon of gas?
88 POINTS!! I WILL MARK BRAINLYIST FOR CORRECT ANSWER, I NEED HELP!!! 1. Which variable did you plot on the x-axis, and which variable did you plot on the y-axi
Can someone solve with steps (EASY)