How do you solve $sqrt91 + 2x = 9$ ?

Question

1606 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2015-07-22T02:22:38

$x = (9-sqrt(91))/2$

(Sorry... if you were hoping for "pretty"... this isn't it).

$sqrt(91) + 2x = 9$

$rArr$ $color(white)("XXXX")$ $2x = 9 -sqrt(91)$

$rArr$ $color(white)("XXXX")$ $x = (9-sqrt(91))/2$

How do you solve sqrt91 + 2x = 9sqrt91 + 2x = 9?