Given the two equations 7r + 2s = 43 and 4r - 3s = 8, by how much does r exceed s?	Choose the correct choice:
A) 3
B) 1
C) 5
D) 6
E) 7
Solve by Simultaneous Equations.   My Answer is B.   r=5   s=4
<result>B</result>
Given the two equations 7r + 2s = 43 and 4r - 3s = 8, by how much does r exceed s?