Asked by jessica

log4(2x+4)-3 =log4 3
Answered by Reiny
log<sub>4</sub>(2x+4) - 3 =log<sub>4</sub> 3
log<sub>4</sub>(2x+4) - 3log<sub>4</sub>4 = log<sub>4</sub> 3
log<sub>4</sub>(2x+4) - log<sub>4</sub> 4^3 = log<sub>4</sub>3
log<sub>4</sub>[(2x+4)/64] = log<sub>4</sub>3
(2x+4)/64 = 3
2x+4 = 192
2x=188
x = 94