SOLUTION: sqrt(7x + 29) = x + 3 Please help, need all real and imaginary solutions

Algebra ->  Square-cubic-other-roots -> SOLUTION: sqrt(7x + 29) = x + 3 Please help, need all real and imaginary solutions      Log On


   

Question 234335: sqrt(7x + 29) = x + 3
Please help, need all real and imaginary solutions
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt(7x + 29) = x + 3 SQUARE BOTH SIDES
7X+29=X^2+6X+9
X^2+6X-7X+9-29=0
X^2-X-20=0
(X-5)(X+4)=0
X-5=0
X=5 ANS.
X+4=0
X=-4 ANS