3^16+x*4^4+x*5^3x=540^8-x

540=4*3³*53^(16+x)*4^(4+x)*5^3x=3^(24-3x)*4^(16-x)*5^(8-x){16+x=24-3x⇒x+3x=24-16⇒4x=8⇒x=2{4+x=8-x⇒x+x=8-4⇒2x=4⇒x=2{3x=8-x⇒3x+x=8⇒4x=8⇒x=2ответ х=2