Step-by-step explanation:
-52-1x= 9(x+9)+9x
-52-1x= 9x+81+9x (now combine like terms)
-52-1x= 18x+81
-1x= 18x+81
-52
-1x=18x+29
-1x=29
+18x
17x= 29
÷17
x=1.705
Hope this helps, I'm not good at explaining it with words, so I just showed the work...