(a-2)5=30

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Solution for (a-2)5=30 equation: 



(a-2)5=30

We move all terms to the left:

(a-2)5-(30)=0

We multiply parentheses

5a-10-30=0

We add all the numbers together, and all the variables

5a-40=0

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

5a=40

a=40/5

a=8

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