Answer:
<B = 18
x+23 = 35
5x = 60
Step-by-step explanation:
12. 18
14. x = 12; x + 23 = 35; 5x = 60
12.
100 = ? + 82
? = 18
14.
x + 23 + 5x + 85 = 180
6x + 108 = 180
6x = 72
x = 12
x + 23 = 12 + 23 = 35
5x = 5 * 12 = 60
