12*(32-(36+8x)/5)=144

12*(32-(36+8x)/5)=144
(32-(36+8x)/5)=144:12
(32-(36+8x)/5)=12
32-(36+8x):5=12
(36+8x):5=32-12
(36+8x):5=20
(36+8x)=20х5
(36+8x)=100
8х=100-36
8х=64
х=64:8
х=8