x = 3 is the solution of the equation x + 3 = 0 . Options: A . &nbspTrue B . &nbspFalse C . &nbsp−23 D . &nbsp23

x=3 is the solution of the equation x+3=0.

Question

x = 3

is the solution of the equation

x + 3 = 0

Options:

A . True

B . False

C . −23

D . 23

Answer: Option B
:
B
The value of unknown variable which satisfies the equation is called solutionof the equation.
So, substituting

x = 3

, we get

3 + 3

i.e.

6

which is not equal to zero. So,

3

is not the solutionof the equation.

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