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0.6y + 4.2 + 2.3y - 0.7 = 9.23 - 0.54y - 3.3
0.54y + 0.6y + 2.3y = 9.23 - 3.3 - 4.2 + 0.7
3.44 y = 2.43
y = 2.43/3.44
y = 0.71
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