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Solving Equations ax = b and (x/a) = b by Rearranging Terms

When when we ...

Question

When when we multiply this certain number by 17 And adds 4 to the product he gets 225 find the number

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Solution

Suppose the number is x.
Product of the number and 17 = 17x
Now according to the question we have;
17x+4 = 225
⇒17x = 225−4
⇒17x = 221
⇒x = 221/17 =13
Therefore the number is 13.

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