21973
Unique Id: 18607 Edit screen 1 Edit screen 2

DIRECTIONS for the question: Solve the following question and mark the best possible option.

If a + b equals 18 and a – b equals 12, what is value of b?
A)
– 3
B)
3
C)
15
D)
– 4
E)
None of these

Question include in Following Tests :
Algebra Level I - 10