santosryanna02 santosryanna02

13-02-2019
Mathematics

contestada

the sum of a number, 1/6 of that number, 2 1/2 of that number, and 7 is 12 1/2. Find the number.

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wolfofsummer wolfofsummer

13-02-2019

Answer:

18/7

Step-by-step explanation:

(7/6)x + 19/2 = 25/2

Subtract 19/2 from both sides

(7/6)x = 6/2 = 3

Now multiply both sides by 6/7 and get

x = 18/7

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