![image](https://tex.z-dn.net/?f=ODZ%3A++%5Cleft+%5C%7B+%7B%7Bx%2B3%3E0%7D+%5Catop+%7B3x-15%3E0%7D%7D+%5Cright.+%3D%3E%5Cleft+%5C%7B+%7B%7Bx%3E-3%7D+%5Catop+%7Bx%3E5%7D%7D+%5Cright.+%3D%3Ex%3E5+%5C%5C+log_2%28x%2B3%29%3Dlog_2%283x-15%29+%5C%5C+x%2B3%3D3x-15+%5C%5C+2x%3D18+%5C%5C+x%3D9)
0} \atop {3x-15>0}} \right. =>\left \{ {{x>-3} \atop {x>5}} \right. =>x>5 \\ log_2(x+3)=log_2(3x-15) \\ x+3=3x-15 \\ 2x=18 \\ x=9" alt="ODZ: \left \{ {{x+3>0} \atop {3x-15>0}} \right. =>\left \{ {{x>-3} \atop {x>5}} \right. =>x>5 \\ log_2(x+3)=log_2(3x-15) \\ x+3=3x-15 \\ 2x=18 \\ x=9" align="absmiddle" class="latex-formula">