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

03-07-2021

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

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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

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