SOLUTION: (x+3)^2=64 x^2-16=9

Question 447139: (x+3)^2=64
x^2-16=9

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
(x+3)^2=64
---
(x+3)^2-8^2 = 0
---
Factor:
(x+3-8)(x+3+8) = 0
----
(x-5)(x+11) = 0
----
x = 5 or x = -11
====================

x^2-16=9
---
x^2-25 = 0
Factor:
(x-5)(x+5) = 0
---
x = 5 or x = -5
====================
Cheers,
Stan H.
==========

RELATED QUESTIONS
Solve... (answered by greenestamps)

Divide x^2-4x+16 divided by... (answered by jsmallt9)

solve 16^x*64^2x-2=64 Solve... (answered by caet)

X^2/16 +... (answered by ikleyn)

8*2 (x�-9) � (x�+6x+9)16^3... (answered by Lovablewomen34)

exponential equations 4^3x-3=8^4x-4, 9^-X-5=27^6x-10, 125^3x-4=25^4x+2,... (answered by ewatrrr)

3(x-6)-9(x+6)=-2(x+16) (answered by jim_thompson5910)

{{{(x^3-64)/(8x^3+1)}}}.{{{(4x^2-1)/(x^2+4x+16)}}} (answered by Edwin McCravy)

Simplify: (-3 x^-8 )^2 Select one: -9 x^-16 9 x^-16 -3 x^-10 9... (answered by Olowoyeye Ajisola)