21-02-2024
Mathematics

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4 (2.1z + 2.25) < 42.6

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kluong2907 kluong2907

21-02-2024

Answer: z < 4

Step-by-step explanation:

To solve the inequality:

4 (2.1 z + 2.25 ) < 42.6

8.4 z + 9 < 42.6

8.4 z < 33.6

z < 33.6 / 8.4

z < 4

Therefore, the solution is z < 4

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