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3 years ago

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

Mathematics

2 answers:

rosijanka [135]3 years ago

6 0

243 + 62-28 = n
243 + 34 = n
277 = n
n= 277

jok3333 [9.3K]3 years ago

5 0

According to the order of operations multiplication and division are performed before addition and subtraction. Your expression contains two products. Evaluating those gives ...

... 243 + 62 - 28 = n

The order of operations has you evaluate addition and subtraction left to right.

... 305 - 28 = n . . . . . . . the sum of the first two operands

... 277 = n . . . . . . . . . . . the final sum

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