0.6(2) - 0.2(62 - 9) = 42 - 201.2 - 0.2(12 - 9) = 8 - 201.2 - 0.2(3) = 8 - 201.2 - 0.6 = 8 - 200.6 = -12
The equation is not true.
0.6(2) - 0.2(62 - 9) = 42 - 20
1.2 - 0.2(12 - 9) = 8 - 20
1.2 - 0.2(3) = 8 - 20
1.2 - 0.6 = 8 - 20
0.6 = -12
The equation is not true.