Question

Solve the following equation and verify the answer. (a) 18+2n=4n–9​

Answer 1

$2n - 4n = - 9 - 18$

$- 2n = - 27$

$2n = 27$

$n = \frac{27}{2}$

$n = 13.5$

18 + 2 (13.5) = 4(13.5) -9

18+ 27= 54-9

45= 45

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Answer 2

Answer:

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