x=3
Объяснение:
log4(11-x)=log4(11-3x) +1
log4(11-x)=log4(11-3x) + log4(4)
log4(11-x)=log4((11-3x)*4)
log4(11-x)=log4(44-12x)
11-x=44-12x
-x+12x=44-11
11x=33
x=3
Объяснение:
log4(11-x)=log4(11-3x) +1
log4(11-x)=log4(11-3x) + log4(4)
log4(11-x)=log4((11-3x)*4)
log4(11-x)=log4(44-12x)
11-x=44-12x
-x+12x=44-11
11x=33
x=3