SOLUTION: Can someone help me solve this equation. I have no idea how to do it. {{{2sqrt(X)+8=6}}} Simplify your answer. Please help. My online class example did not help me!!!

Algebra.Com
Question 387296: Can someone help me solve this equation. I have no idea how to do it.

Simplify your answer.
Please help. My online class example did not help me!!!

Found 3 solutions by nerdybill, robertb, edjones:
Answer by nerdybill(7384)   (Show Source): You can put this solution on YOUR website!

subtracting 8 from both sides:

dividing both sides by 2:

squaring both sides:


Answer by robertb(5830)   (Show Source): You can put this solution on YOUR website!
. The equation is the same as , or , or . Incidentally, the quantity can only be non-negative, and so the last equation has no real solution in x. It is inconsistent.




Answer by edjones(8007)   (Show Source): You can put this solution on YOUR website!
2sqrt(x)+8=6
2sqrt(x)=-2
sqrt(x)=-1
x=1 Square each side.
.
Check:
2sqrt(1)+8=10
So x=1 is extraneous and there is no answer.
.
Ed

RELATED QUESTIONS

Can someone help me please. I have a hard time doing anything involving square roots.... (answered by user_dude2008,robertb)
Solve this equation for the missing variable and please show your work. Please explain... (answered by rothauserc)
Given g(x) = 5x – 2, find g(3a). HELP I have no idea how to do this problem and no one (answered by oberobic)
I have no idea how to solve rational expressions please help. It says: SImplify the... (answered by jsmallt9)
I honestly have no idea what toopic this question would fall under... Solve this system... (answered by ankor@dixie-net.com)
Can someone please help me solve these problems, x/14-85>6 and 23>12-x/9? I have no idea... (answered by stanbon,vleith)
Hi, I was wondering if someone could help me. I have no idea how to complete this... (answered by sudhanshu_kmr)
18. Solve (rs)x-1=x-3 I have no idea on how to solve this problem and my head is... (answered by chitra)
i have no idea how to solve this. it wants me to solve (-6,8). PLEASE HELP (answered by Mathtut)