how do you write "Six times the sum of a number and 15 is -42" as an equation?

Question

I need to know how to write

Six times the sum of a number and 15 is -42

as an equation.

Answer 1

6 (X+15)=-42 Six times the sum of a number and 15 is -42.

Answer 2

6( N + 15) = -42

6N + 90 = -42

6N = -132

N = -22