3 years ago

If a number is doubled and then increasa30 the result is five less then three times number find the number

Mathematics

1 answer:

valkas [14]3 years ago

8 0

Answer:

Step-by-step explanation:

Let n represent the number.

2n+3 . . . . "doubled, then increased by 30"

3n -5 . . . . "five less than three times the number"

These two results are equal, so we have ...

2n +3 = 3n -5

8 = n . . . . . . . . . . add 5-2n

The number is 8.

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