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Best Answer
3n + 7 = 16
3n + 7 - 7 = 16 - 7
3n + 7 - 7 = 16 - 7
3n = 16 - 7
3n = 9
3n/3 = 9/3
3n/3 = 9/3
n = 9/3
n = 3
Check:
3 x 3 + 7 =? 16
9 + 7 =? 16
16 =? 16
n=3 is the correct answer.
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