Question

Substitution method x-y=8-0 3x-3y=16-0​

Answer 1

Answer:

x-y=8 .. (x= 8+y).. put this value in second equation

3x-3y =16

3(8+y) - 3(y)=16

24+3y-3y =16

0=-8

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Step-by-step explanation:

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