(4+x)4=20

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Solution for (4+x)4=20 equation: 



(4+x)4=20

We move all terms to the left:

(4+x)4-(20)=0

We add all the numbers together, and all the variables

(x+4)4-20=0

We multiply parentheses

4x+16-20=0

We add all the numbers together, and all the variables

4x-4=0

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

4x=4

x=4/4

x=1

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