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3 years ago

12

Solve by the matrix method , x+y/5 -1=y-x

1 answer:

PIT_PIT [208]3 years ago

6 0

10x - 4y = 5 (if it requires shorten)

Step-by-step explanation:

x + y/5 - 1 = y - x

<=> (5x + y - 1.5)/5 = 5(y - x)/5

<=> 5x + y - 5 = 5y - 5x

<=> 5x + 5x + y - 5y = 5

<=> 10x - 4y = 5

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