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 regenerative cells ???​
Which passage on the left uses the best VARIETY of sentence structure and sentence length ?
A box slides across a rough surface, eventually coming to rest. Part A a. Use the work-energy principle (Khan Academy:Work and the work-Energy Principle and th
Describe how you currently manage your time. Do you keep to a detailed schedule? Do you "wing it" and forgo any type of time management? Include in your respons
Plants using the CAM pathway occur in many locations but are most common in very arid locations, such as deserts. What deserts occur in North America and where
PLEASE HELP FAST!!! 3 11 2 Which ordered pair is a solution to the system of linear equations 3 x- y- fo and x+By-to- 10? O 12 o 5.3 21 o 35 21 3:5
Which of the four factors of production are hit the hardest when high unemployment occurs ?
Which of the following expressions is equivalent to.
Use the heat equation to find out how many joules of energy are needed to raise the temperature of 67 grams of water form 20°C - 45°C. What is the answer in kil
LAST ATTEMPT IM MARKING AS BRAINLIEST!! (Graph the image of the figure using the dilation given)