Question

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Answer 1

\[\sqrt{7x-1} = 5\]

Answer 2

What ?
Clear ???

Answer 3

what?

Answer 4

I think its no real solution

Answer 5

Square 5, add 1 then divide by 7. :D

Answer 6

i did some of it on paper

Answer 7

and got x = 26/7 lol

Answer 8

that probably wrong :/

Answer 9

Yes. That is actually correct.

Answer 10

O.O

Answer 11

why do you say so?

Answer 12

i donno

Answer 13

\[[\sqrt{7x-1}]^2 = (5)^2\] <-- this will cancel out the sqrt sign
Therefore,
\[7x - 1 = 25\]
Then you'll get x = 26/7

Answer 14

You can also try substituting 26/7 to x and then discover whether it is equal to 5.

Answer 15

oh, cool, thanks =)