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15^-8x=17^-x+8
We move all terms to the left:
15^-8x-(17^-x+8)=0
We add all the numbers together, and all the variables
-8x-(17^-x+8)=0
We get rid of parentheses
-8x+x-8-17^=0
We add all the numbers together, and all the variables
-7x=0
x=0/-7
x=0
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