When plugged into the equations, it is written 10(1) + 2(6) = 22 and 3(1) - 4(6) = -21. For the first one, 10 x 1 = 10 and 2 x 6 = 12. 10 + 12 = 22. For the second one, 3 x 1 = 3 and 4 x 6 = 24. 3 - 24 = -21. This makes both equations correct, making (1,6) the answer.
