2.
25^(-x+3)=(1/5)^(3x-1)
5^(2*(-x+3))=(5^(-1))^(3x-1)
5^(-2x+6)=5^(-3x+1)
-2x+6=-3x+1
x= -5
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Answers & Comments
2.
25^(-x+3)=(1/5)^(3x-1)
5^(2*(-x+3))=(5^(-1))^(3x-1)
5^(-2x+6)=5^(-3x+1)
-2x+6=-3x+1
x= -5