Answer:
Distributive property.
Explanation:
-4(3-5x) ≥ -6x + 9 (given)
-12 + 20x ≥ -6x + 9 (distribute)
26x ≥ 21 ( addition property of inequality)
x ≥ 1.24 ( division)
the first step is to distribute the -4 to (3-5x)
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