3 years ago

Solve the following simultaneous equations using SUBTITUTION METHODm+3n=7 and 5m-n=3

Mathematics

2 answers:

Rudiy273 years ago

6 0

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

Lerok [7]3 years ago

4 0

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

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Solve the following simultaneous equations using SUBTITUTION METHODm+3n=7 and 5m-n=3​

Solve the following simultaneous equations using SUBTITUTION METHODm+3n=7 and 5m-n=3