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Forming Equation from Solution

If -x ≤-4, th...

Question

If –x ≤ –4, then 2x _______ 8.

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Solution

If –x ≤ –4
i.e. x ≥ 4 (multiplying by –1)
i.e. 2x ≥ 8 (multiplying by 2)

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