Q7 of 59 Page 23

If x + y = 10 and x – y = 2, then value of x is

x + y = 10


⇒ y = 10 – x substituting this value in x – y = 2


We get,


x – (10 – x) = 2


⇒ 2x – 10 = 2


⇒ 2x = 12


⇒ x = 6

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