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9^2x-15=1/27^4x
We move all terms to the left:
9^2x-15-(1/27^4x)=0
Domain of the equation: 27^4x)!=0We get rid of parentheses
x!=0/1
x!=0
x∈R
9^2x-1/27^4x-15=0
We multiply all the terms by the denominator
9^2x*27^4x-15*27^4x-1=0
Wy multiply elements
243x^6-405x^4-1=0
We do not support expression: x^6
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