SOLUTION: Please help me with this multiple choice question.. If sqrt(x-a) = b and x > a, which expression is equivalent to x? (A) b^2 - a (B) b^2 + a (C) b-a

Algebra ->  Expressions-with-variables -> SOLUTION: Please help me with this multiple choice question.. If sqrt(x-a) = b and x > a, which expression is equivalent to x? (A) b^2 - a (B) b^2 + a (C) b-a       Log On


   



Question 197726: Please help me with this multiple choice question.. If sqrt(x-a) = b and x > a, which expression is equivalent to x?
(A) b^2 - a (B) b^2 + a (C) b-a (D) b+ a

Answer by arallie(162) About Me  (Show Source):
You can put this solution on YOUR website!
Ifsqrt%28x-a%29=b Whenx%3Ea
Thenx-a=b%5E2
x=b%5E2%2Ba
So Opt B