Question

If a number is tripled and that result is decreased by 7, the result is the product of 2 and -8. What is the number?

Answer 1

Explanation:

Let the number be x .

Now ,

1 ) number is tripled : - 3x

2 ) result is decreased by 7 : - (3x - 7)

3 ) 3x - 7 = 2 x -8

3x - 7 = -16

3x = -9

x = -3