(2x+3)2=81

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Solution for (2x+3)2=81 equation: 



(2x+3)2=81

We move all terms to the left:

(2x+3)2-(81)=0

We multiply parentheses

4x+6-81=0

We add all the numbers together, and all the variables

4x-75=0

We move all terms containing x to the left, all other terms to the right

4x=75

x=75/4

x=18+3/4

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