aplumlee2005 aplumlee2005

02-02-2021
Mathematics

contestada

Solve each equations by substitution. y=2x
25x-y=9

Respuesta :

Аноним Аноним

02-02-2021

Answer:

x=9/23 and y=18/23

Step-by-step explanation:

Substitute 2 x for y in 25x−y=9

25x−y=9

25x−2x=9

23x=9

23x/23=9/23

x=9/23

substitute 9/23 for x in y=2x

y=2x

y=2(9/23)

y=18/23

x= 9/23 and y=18/23

Answer Link

Otras preguntas

Factorise 2x^2+7x+12=0

when was the united states of america founded?

Sonar equipment sends sound waves into deep water and measures a. the time delay of the returning echoes. b. only the direction of the reflected wave. c. int

Which activities are healthy ways to reduce stress? a. drinking alcohol and using drugs b. eating more food than usual c. spending large amounts of money d.

what changes caused these problems? between the patriots and king george and parliament

solve for m: 2/3 = m/42

what was taylor's destination when she left home? a.to go as far as her car would take her b.to go to the place where the ocean met the land c.to go to the cher

compare and contrast how the author portrays the male and female characters in the story the outsiders

jessie estimates the weight of her cat to be 10 pounds. The actual weight of the cat is 13.75 pounds. find the percent error.

What is the domain of the function y=ln(x+2)