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mel-nik [20]
3 years ago
9

Solve 1/2n x (n+1) =78

Mathematics
2 answers:
Leya [2.2K]3 years ago
7 0

Answer:

n=-13, n=12

Step-by-step explanation:

zavuch27 [327]3 years ago
6 0

Answer: n = 12, -13

We have to isolate the variable by dividing each side by factors that don't contain the variable.

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