Solve for k
k\geq 216
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k-213\geq \frac{48}{16}
Divide both sides by 16. Since 16 is positive, the inequality direction remains the same.
k-213\geq 3
Divide 48 by 16 to get 3.
k\geq 3+213
Add 213 to both sides.
k\geq 216
Add 3 and 213 to get 216.
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