solve for x
(0.8)^2x-1=(1.25)^x+4
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Solution
After converting into fraction we got
(4/5)^2x-1=(5/4)^x+4
Or, (5/4)^1-2x= (5/4)^x+4
On comparing
1-2x=x+4
-3x=3
x=-1
After converting into fraction we got
(4/5)^2x-1=(5/4)^x+4
Or, (5/4)^1-2x= (5/4)^x+4
On comparing
1-2x=x+4
-3x=3
x=-1
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