antoniodukes4 antoniodukes4

02-03-2018
Mathematics

contestada

The product of 7 and a number, increased by 3, is equal to twice the number, subtracted from 39.
Find the number

Respuesta :

02-03-2018

Let the number be X. Then we find
7X + 3 = 39 - 2X

Now we collect the terms and find
9X = 36

Finally we divide by 9
X = 4

So our answer is 4

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