3f+2g=30 and f+2g=26
3f + 2g = 30 . . .(1)f + 2g = 26 . . . .(2)(1) - (2) => 2f = 4 => f = 4/2 = 2From (2), 2 + 2g = 26 => 2g = 26 - 2 = 24 => g = 24/2 = 12Therefore, f = 2 and g = 12