Question

negative 4 square root of x plus 9 equals 20

Answer 1

u want value of x?

Answer 2

\[-4\sqrt{x+9}=20\]

Answer 3

Yes

Answer 4

first square both sides to get rid of square root

Answer 5

x =16

Answer 6

Can you show me the steps please? I would like to learn how to do this on my own.

Answer 7

\[-4\sqrt{x+9 }=20\]
\[\sqrt{x+9}=20\div-4\] 9shifting -4 from left to right
Now squaring on both sides
\[(\sqrt{x+9})^{2}=(-5)^{2}\]
x+9=25
x=25-9
x=16

Answer 8

is it clear??

Answer 9

Yes, I understand now, thank you. :)

Answer 10

u welcum