Answer:
x=59
Step-by-step explanation:
x+12+x+x-9=180
3x+3=180
-3 -3
3x=177/3
finally
D = 01000100
A = 01100001
B = 01000010
S = 01110011
E = 01100101
1 = 00110001
6 = 00110110