Question

$solve \: the \: following \: equation \: by \: invergen \: method \\ x + y = 4 \\ 2x - y = 5$
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Answer 1

Answer:

x=3 y=1

Step-by-step explanation:

x+y=4

2x-y=5

by elemination method

2x-y=5

+

x+y=4

=>3x=9

x=9/3=3

put x=3 in x+y=4

3+y=4

y=4-3=>1

therefore x=3 and y=1

pls mark brainliest