alicewafflesbendy alicewafflesbendy
  • 24-06-2020
  • Mathematics
contestada

Solve for x: 3 over 3x+ 1 over x+4= 10 over 7x

Respuesta :

1dl
1dl 1dl
  • 24-06-2020

Answer:

3

Step-by-step explanation:

3/3x + 1/x+4 = 10/7x

3/3x + 1/x+4 = 10/7x , x=0,x=-4

1/x + 1/x+4 = 10/7x

1/x + 1/x+4 - 10/7x = 0

7(x+4)+7x-10(x+4) / 7x*(x+4) = 0

7x+28+7x-10x-40 / 7x*(x+4) = 0

4x-12 / 7x*(x+4) = 0

4x-12=0

4x-=12

x=3,x=0,x=-4

x=3

Answer Link

Otras preguntas

what are the two types of limiting factors?
10. Hamilton How long does it take Lewis travelling at 156 m.p.h to cover 16 miles?
Elimination method 4x-2y=48 2x+6y=-18
Consider the following system of equations. y = 2x - 2 y - 2x = 9 What can you conclude about the system of equations?
The United States' status of first place among industrial nations was a result, in part, of: an industrial slowdown in Europe the advent of mass production the
Discuss how business organisations have had to adapt their working practices in response to the increased use of personal digital devices.
what did the structure of the ccc resemble
Which was a cause of the Hundred Years' War? A. England accused French monks of trying to convert English citizens. B. France refused to allow English merchant
Which policy did the United States implement in postwar Japan? (Points : 3) rebuilding the nation collection of war reparations developing a strong and permanen
Angles of a quadrilateral measure 80 degrees 100 degrees 100 degrees and 80 degrees in this order what kind of quadrilateral has this shape