(2x+5)2=-1

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Solution for (2x+5)2=-1 equation: 



(2x+5)2=-1

We move all terms to the left:

(2x+5)2-(-1)=0

We add all the numbers together, and all the variables

(2x+5)2+1=0

We multiply parentheses

4x+10+1=0

We add all the numbers together, and all the variables

4x+11=0

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

4x=-11

x=-11/4

x=-2+3/4

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