0.90y - 19 + y >= 2y - 10 - 0.4y

Solve using the addition and multiplication principles
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1 Answer

0.90y-19+y≥2y-10-0.4y,

1.9y-19≥1.6y-10,

1.9y-1.6y≥19-10,

0.3y≥9,

y≥9/0.3,

y≥90/3,

y≥30 is the solution.
by Top Rated User (1.2m points)

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