melanie2299 melanie2299

20-08-2019
Mathematics

contestada

One more than 8 times a number is the same as 12 times the number
decreased by 3. Find the number.

Respuesta :

salatulmaghrib salatulmaghrib

20-08-2019

Using algebra makes stuff like this easy.
8x + 1 = 12x - 3
4 = 4x
The number is 1!
One more than 8 times 1 is 9.
12 times one, decreased by 3, is also 9.

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