A.7 B.9 C.11 D.18

answer is option C. 11

x-2 = 9

add 2 on both sides of equation

x- 2 + 2 = 9 + 2

now add the terms on each side

x - 0 = 11

x = 11...........................

thus the value of x is 11

ANSWER IS OPTION C.11

hope you understood..please message if you have any doubts...thank you

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