4(x-5)2=20

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Solution for 4(x-5)2=20 equation: 



4(x-5)2=20

We move all terms to the left:

4(x-5)2-(20)=0

We multiply parentheses

8x-40-20=0

We add all the numbers together, and all the variables

8x-60=0

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

8x=60

x=60/8

x=7+1/2

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