Answer:
Step-by-step explanation:
21x - 14y - 63
Here you go :D
25.481
divide by 2.237
10.5
0.25 x 14 = 0.5 x (0.5 x 14) = 0.5 x 7 = 3.5
<em>14 - 3.5 = 10.5</em>
Option A.
Hope it helps.
