# Question #b370e

##### 1 Answer

Nov 3, 2017

x=4

#### Explanation:

i.e.

and

which are

and

which becomes

and

Check if true:

and

So the only answer is x= 4.

Q.E.D.

Nov 3, 2017

x=4

i.e.

and

which are

and

which becomes

and

Check if true:

and

So the only answer is x= 4.

Q.E.D.