Math, asked by subashmazumdersubash, 10 months ago

the
fallows
lowing
B. write equations four
a) 3n-9 =18

Answers

Answered by rudhra73

3

$3n - 9 = 18 \\ 3n = 18 + 9 \\ 3n = 27 \\ n = \frac{27}{3} \\ n = 9$

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