(3+x)4=+18

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Solution for (3+x)4=+18 equation: 



(3+x)4=+18

We move all terms to the left:

(3+x)4-(+18)=0

We add all the numbers together, and all the variables

(x+3)4-18=0

We multiply parentheses

4x+12-18=0

We add all the numbers together, and all the variables

4x-6=0

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

4x=6

x=6/4

x=1+1/2

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