Solve for x
x\leq -10
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-32x\geq 720-400
Subtract 400 from both sides.
-32x\geq 320
Subtract 400 from 720 to get 320.
x\leq \frac{320}{-32}
Divide both sides by -32. Since -32 is negative, the inequality direction is changed.
x\leq -10
Divide 320 by -32 to get -10.
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