Question

Can you find a number that satisfy the following property?

a. If you multiply the number by 2 and add 4, the result you get will be the same as three time the number decreased by 7.
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Answer 1

Let the no. be x

then according to the question,

`(x * 2) + 4 = 3x - 7`

`2x - 3x = - 7 - 4 \\ = > - x = - 11 \\ = > x = 11`

Answer 2

11

Explanation:

Let the number be x.

Then by the question,

2x+4 = 3x-7

x=11