You are trying to find the value of an unknown number. Let's call the unknown number n:
The sum of a number (n) times 3 (3n) and 8 (3n+8) equals 9 (3n+8 = 9)
3n + 8 = 9
Solve for n.
Brya A.
asked • 04/18/17The sum of a number times 3 and 8 equals 9
i dont understand this
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