Answer:
2n–11 = 19
n/5+20 = 23
n² = 225
n/3 = 5
(n-5)² = 10² or 100
3n+3 = 48
(30-4n) = - 30
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Answer:
2n–11 = 19
n/5+20 = 23
n² = 225
n/3 = 5
(n-5)² = 10² or 100
3n+3 = 48
(30-4n) = - 30