0.2(7) - 0.2(2y) = 2.3 - 0.3y + 1.8
1.4 - 0.4y = 2.3 - 0.3y + 1.8
-0.4y + 0.3y = 2.3 + 1.8 - 1.4
-0.1y = 2.7
y = -27
0.2(7) - 0.2(2y) = 2.3 - 0.3y + 1.8
1.4 - 0.4y = 2.3 - 0.3y + 1.8
-0.4y + 0.3y = 2.3 + 1.8 - 1.4
-0.1y = 2.7
y = -27