Question

check whether x = -3 is a solution or not x + 3 = 9​

Answer 1

Answer:

x+3=9

-3+3=0

Hence in given equation x is not equal to -3

Answer 2

x + 3 = 9
When x = - 3

(-3) + 3 = 9
0 = 9 which is not correct

Therefore x = - 3 is not a solution of the equation

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