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

16 POINTS FOR THE CORRECT ANSWER AND THE BRAINLIEST FOR THE CORRECT ANSWER! The final event that caused southern states to begin to secede from or leave the Uni
Which of the following is not required by lenders and investors?
Complete the following equation using <, >, or = 100% ___ 1 A. = B. < C. >
Which of these helps explain water having a heat specific heat
Sam has been working at the company a for many years. the management just hired an outsider, a woman, to manage the warehouse. sometimes he thinks to himself, “
The Civil War inspired a number of enslaved people to
25 POINTS!!!!!!!! Ecris en Francais la partie de la phrase qui n'est pas la. _____ est la. (no one) Answer: Personne Je vais ______ le mois prochain. (to trav
Explain why, in terms of the energy involved in bond breaking and bond making, the combustion of methane is exothermic.
Which of the following is not the same as 2.97 milligrams? 0.0000297 kg, 0.00297 g, 0.297 ch
Alcohol is a ___________