Question

solve these inequalities
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Answer 1

Answer:

x∈ (-∞ , 1] is the answer

Step-by-step explanation:

2x + 7 ≤ 9

2x ≤ 9 - 7

2x ≤ 2

x ≤ 2/2

x≤  1

x∈ (-∞ , 1]