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12-3b<9 in solving the inequalities
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12-3b<9 in solving the inequalities

User Joshit
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12 - 3b < 9

12 (-12) - 3b < 9 (-12)

-3b < -3

-3b/-3 < -3/-3

(note when dividing a negative number, flip the inequality sign)

b > 1 is your answer

hope this helps
User Vojta Rylko
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