If 11 is added to the square of a number, the result is 92

Question

asked Mar 8, 2021 114k views

1 Answer

Bryson · Answer 1 · 2021-03-12T06:03:18+0000

Answer:

Algebraic expression ; 11+x^2 =92

Solved answer = 9

Explanation:

Let the unknown number be x ;

11 + x^2 = 92

Solve for x ; Collect like terms ;

$x^2 = 92-11\\\\x^2 = 81$

Square root both sides ;

$√(x^2) = √(81) \\\\x = 9$