When 1/2 of the number N is decrease by four, the result is - 6. What is three times N added to seven?

5

Explanation:

Word problem.

First statememt

n/2 - 4 = - 6 ... (1)

Second statement.

3n + 7 = x ... (2)

From (1)

n/2 - 4 = - 6.

n/2 = - 6 + 4

n/2 = - 2

n = - 4

Put n into (2).

3n + 7 = x

3 (-4) + 7 = x

x = - 12 + 7 = - 5

The answer is - 5.