Answered

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5m+3n=45
10m-4n=40
Solve using elimination

Sagot :

Answer:

n=5 and m=6

Step-by-step explanation:

Given,

5m+3n=45 -(i)

10m-4n=40 -(ii)

Multiplying (i) by 2 and subtracting (ii) from (i)

10m+6n=90

-10m+4n=-40

__________

10n=50

|n=5|

Put in (ii)

10m=40+4(5)

10m=60

|m=6|

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