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Mariana [72]
3 years ago
15

If we multiply a number by 5, then we add it by 3.5, and we divide the result by 2, and from the new result we subtract 7.6 we o

btain 6.65. Find out the number.
Mathematics
1 answer:
Iteru [2.4K]3 years ago
7 0

Answer:

the number is 5

Step-by-step explanation:

((n x 5 + 3.5) ÷ 2) -7.6 = 6.65

( 5n + 3.5) ÷ 2 = 14.25

5n + 3.5 = 28.5

5n = 25

n = 5

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