Question

Find the exact value of the radical expression 2 sqrt(7x) + sqrt(7x) - 3 sqrt(7x)- 7

Answer 1

pleasee

Answer 2

\[2 \sqrt{7x}+\sqrt{7x}-3 \sqrt{7x}-7\]
This?

Answer 3

yes

Answer 4

Okay, all you have to do is add like terms.. replace the sqrt(7x) with an x if that makes it easier for you:
2x+x-3x-7
What do you get?

Answer 5

-7?

Answer 6

There you go :)