If 9a - b = 10b + 50 = -12b - 2a, what is the value of 11a + 11b?  Pick:
A) -4 B) -2 C) 0 D) 2 E) 4
This implies 9a - b = 10b + 50, 9a -b = -12b -2a, 10b + 50 = -12b -2a   Manipulating the second equation gives us 9a - b = -12b - 2a ==&gt; 11a + 11b = 0   Answer is 0
<result>C</result>
If 9a - b = 10b + 50 = -12b - 2a, what is the value of 11a + 11b?