20=1.07^x

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Solution for 20=1.07^x equation: 



20=1.07^x

We move all terms to the left:

20-(1.07^x)=0

We get rid of parentheses

-1.07^x+20=0

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

-1.07^x=-20

x=-20/1

x=-20

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