Question

the pair of equation is 2x-y=2and 2x+4y=4 option is to 3 ,
4, 2,5





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Answer 1

Answer:

The given equation is;

2x-y=2

2x=2+y

x=2+y/2

x=1+y.......(i)

and,

2x+4y=4

2x=4-4y

x=4-4y/2

x= 2-4y......(.ii)

then,

subtract the equations

we get;

y = 5.Answer