3 raise to the power of 3 x minus 5 is equal to 1 by 9 raise to the power x is equal to find the value of x
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Answered by
6
3x*3x*3x-5=1/9x
18x-5=1/9x
-5=1/9-18
-5=1/9-162/9
-5=161/9x
-5*161=9x
-805=
18x-5=1/9x
-5=1/9-18
-5=1/9-162/9
-5=161/9x
-5*161=9x
-805=
Answered by
3
Answer:
1
Step-by-step explanation:
3^(3x-5) = 1÷9^x
3^(3x-5) = 1÷3^2x
3^(3x-5) = 3^-2x
on comparing :
3x - 5 = -2x
5x = 5
x = 1
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