Diamondnado Diamondnado

18-01-2017
Mathematics

contestada

Y varies directly with x, and y = 120 ib when x = 50 ib. Find y if x = 40 ib

Respuesta :

18-01-2017

y = kx is the direct variation equation.
Use the x and y given to find k. After finding k use it to write a new equation.
120=k*50
Divide by 50 on both sides
120/50=k 12/5=k
y = (12/5)(40) y=96

Answer Link

Otras preguntas

True or false? Very few healthcare providers deal with dying patients.

solve the equation 18=-5(4x+3)+21x

what type of ecosystem do snails live in HELPPPP

Darius buys a bottle of chemical solution that contains 70% alcohol. The bottle contains 500 milliliters of solution. How many millililiters of alcohol are in t

As a result of the events of the __, Europeans began to establish a common culture with ties to Classical Greek and Roman civilization.

Kelly is learning about rational and irrational numbers. What conclusion can she draw about the number 0.01011011101111011111

How does civic participation primarily influence the political process in the us?

20 overall, around ___________ teenagers contract an sti sexually transmitted infection) each year.

What is an individual with an eating disorder most likely to do?

In the case Roe v. Wade, the Supreme Court ruled that state laws A) were protected by federal laws. B ) were protected by the Ninth Amendment. C) violated the