Math algerbra
posted by anonymous .
can someone show me how to solve an equation algerbracially
x=sqrtx+10+2

xsqrtx12=0
let sqrtx=u
u^2u12=0
(u4)(u+3)=0
u=4 or sqrt x=4 or x=16
u=3 or sqrtx=4 or x=16 
sorry the equation should read x=sqrt(x+10)+2