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

Which line is perpendicular to the line y=2/3x +3? Y=2/3x-1 Y=-2/3x+1 Y=3/2x+7 Y=-3/2x+7
Calculate the electrical energy expended in a device across which the circuit voltage drops by 50 volts in moving a charge of 6 coulombs.
what are the dog days of summer?
What Is a Cause-Effect Essay?
where did the idea for it come from, what did sputnik do and can you think of anything else about sputnik,
Electrons surround the nucleus of an atom and those that are in the outer energy levels are _____.less attracted to the nucleusmore attracted to the nucleusnot
What is the Rosetta Stone?
what does it mean to 'have a go'?
In the election of 1860, the _______ won the electoral votes of all the free states, except a fraction of the New Jersey votes
Which line is perpendicular to the line y=2/3x +3? Y=2/3x-1 Y=-2/3x+1 Y=3/2x+7 Y=-3/2x+7