dawani0484
dawani0484 dawani0484
  • 03-07-2021
  • Mathematics
contestada

solve the following simultaneous equations using SUBTITUTION METHOD

m+3n=7 and 5m-n=3​

Respuesta :

niraulajeevan83
niraulajeevan83 niraulajeevan83
  • 03-07-2021

To check:put value of m and n in both equations

Ver imagen niraulajeevan83
Answer Link
Asmae16 Asmae16
  • 03-07-2021

Answer: n=2 and m=1

Step-by-step explanation:

m+3n=7 , 5m-n=3

m=7-3n => 5(7-3n)-n=3

=> 35-15n-n=3

=> -16n=-32

=> n=2

n=2 => 5m-2=3

=> m=1

Answer Link

Otras preguntas

Select the interview DON’TS: chew gum bring copies of your résumé use your cell phone inside the building bring someone for moral support
2/3 divided 1/2 quotient
How was the tenement housing problem addressed during the Industrial age?
The perimeter of a parallelogram is 80 meters.the width of the parallelogram is 4 meters less than its length
What is the radius of the following circle x+y=100
Solve the system of equations y=x-3 y=x^2-5x+6
Mr. Stanton bought 2.6 yards of fabric for $8.84. What was the cost per yard?​
Tom had $56. He bought a soda for $2 and 2 cookies for $3. Which expression correctly shows the total money Tom has left? A. $56 + (?$2) + (?$3) B $56 + (?$2) ?
what is endosymiosis
I need to solve using the quadratic formula 2r^2+6r-15=0. PLEASE HELP!!! And I would like work shown so I could see how you get the answer. Thanks!