Find a and b when (a – 2b, 13) = (7, 2a – 3b)
(a – 2b, 13) = (7, 2a – 3b)
Comparing the co-ordinates,
a – 2b = 7 …(i)
2a – 3b = 13 …(ii)
Solving the two equations simultaneously,
b = -1
a = 5