Question

solve the value of x and y by substitition method

x+y=14
x-y=4

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Answer 1

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Answer 2

Answer:

x=14-y

x- y=4

put value of x in 2nd equation

then

14-y-y=4

14-2y=4

-2y=-10

y=5

put value of y in first equation

x=9