SOLUTION: -4 square root(x+9)=20 square root of (x+9)= -5 we got this by dividing -4 on both sides, now squaring on both sides x+9 = 25 so x+9-9=25-9 x=16.

SOLUTION: -4 square root(x+9)=20 square root of (x+9)= -5 we got this by dividing -4 on both sides, now squaring on both sides x+9 = 25 so x+9-9=25-9 x=16.

Algebra.Com

Question 655226: -4 square root(x+9)=20
square root of (x+9)= -5
we got this by dividing -4 on both sides,
now squaring on both sides
x+9 = 25
so
x+9-9=25-9
x=16.
Answer by sravancv(7) (Show Source): You can put this solution on YOUR website!
-4 square root(x+9)=20
square root of (x+9)= -5
we got this by dividing -4 on both sides,
now squaring on both sides
x+9 = 25
so
x+9-9=25-9
x=16.
RELATED QUESTIONS
Solve using the square root property. (x + 4)^2= 81 Take the sqrt of both sides. (x... (answered by Alan3354)

I need to solve x2(this is x squared)+2x-4=0 I tried to solve by adding 4 to both sides... (answered by ewatrrr)

sqrt(x+3) = x - 3 I eliminated the square root by squaring both sides and got: x + 3... (answered by rfer,solver91311)

square root of 2x+11=x+4 Isolate a radical on one side, square both sides, solve the... (answered by jim_thompson5910,RAY100)

Here are a few problems that I am not sure if I got them right. Thanks. Paul 1)... (answered by ankor@dixie-net.com)

Hi, the equation is: X - 4*(square root X) = 32. I thought about squaring both sides to (answered by edjones,KMST)

Which of the following points is on the graph of the equation y = x2 ? A. (-2, 4) (answered by rfer)

You guys are great. Please help . Reduce /simplify the fractions or square root 1.... (answered by jim_thompson5910,RAY100)

Solve the equation by isolating the natural logarithm and exponentiating both sides.... (answered by Alan3354)