Question

What is the value of n? 9x27+2x31-28= n

Answer 1

n=277

9x27+2x31-28=n

243+62-28=n

305-28=n

277=n

Answer 2

Hey there!

`9(27) + 2(31) - 28 \\ 9(27) =243 \\243 + 2(31) - 28 \\ 2(31) = 62 \\ 243 + 62 - 28 \\ 243 + 62 = 305 \\ 305 - 28 = 277 \\ Answer: n = 277`

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