Question 35509
(x+7)^(1/2)=(x+1)
(x+7)=(x+1)^2
x+7=x^2+2x+1
x^2+x-6=0
(x+3)(x-2)=0
x=-3 and x=2
If you plug in the -3, you get 2=-2 .... so -3 isn't an answer.
However, 2 is a right answer, so the answer is x=2.