math question here??

2017-03-03 1:47 am

the sum of 23/4 and four times a number is equal to 9/4 subtracted from 5 times the number?

回答 (3)

2017-03-03 3:25 am

23/4 + 4x = 5x - 9/4
32/4 = x
x = 8

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2017-03-03 2:01 am

23/4 + 4n = 5n - 9/4 whre n is the number
23/4 = (5n-4n)- 9/4 = n - 9/4
23 = 4n - 9 or
4n = 23+9 = 32 or n = 32/4 = 8 <=ans

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2017-03-03 1:51 am

It starts like this. See if you can solve for x on your own now.

23/4 + 4x = 5x - 9/4

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