Answer:
0.6
Step-by-step explanation:
6x - 3 = x + 7
6x + 3 = x + 3
6x = x + 10
6x = 10
6 ÷ 10 = 0.6
x = 0.6
Percent chance of winning = A / (A +B) = 1 / (1 +6) * 100 = 14.29 %
C