2.16a - 0.7a + 1.04a = 11.772.5a = 11.77a = 11.77 / 2.5a = 4.708
15.05b + 3.2b - b = 34.517.25b = 34.5b = 34.5 / 17.25b = 2
Therefore, a = 4.708 and b = 2.
2.16a - 0.7a + 1.04a = 11.77
2.5a = 11.77
a = 11.77 / 2.5
a = 4.708
15.05b + 3.2b - b = 34.5
17.25b = 34.5
b = 34.5 / 17.25
b = 2
Therefore, a = 4.708 and b = 2.