SOLUTION: (2x-5)^2= 81

Algebra.Com
Question 538928: (2x-5)^2= 81
Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!

Start with the given equation.


Take the square root of both sides.


or Break up the "plus/minus" to form two equations.


or Take the square root of to get .


or Add to both sides.


or Combine like terms.


or Divide both sides by to isolate .


--------------------------------------


Answer:


So the solutions are or .


If you need more help, email me at jim_thompson5910@hotmail.com

Also, please consider visiting my website: http://www.freewebs.com/jimthompson5910/home.html and making a donation. Thank you

Jim

RELATED QUESTIONS

(2x-5^2)=81 (answered by RAY100)
0.12(2x-5)+3x=81 (answered by stanbon)
2x-5(x+3)=81 (answered by rapaljer,solver15)
{{{ (2r-5)^2=81... (answered by ReadingBoosters,MathTherapy)
Solve the equation (2x + 3)^2 =... (answered by edjones)
What is the simplified form of:(3x^3y^2)^4(2y)^-3 Answer choices: A) 3/2x^12y^5 (answered by checkley71)
(18x^2-63x+81)/9 (18x^2-63x+81)/9 9[(2X^2-7X+9)]/9 2X^2-7X+9 (answered by jim_thompson5910,chiexpert)
X^2 + 2X +1 = 81 How do I solve... (answered by Alan3354)
81^(X-2)(1/27^(-X-1))=9^(2X-3) (answered by Tatiana_Stebko)