Need an easy way to solve this, also an explanation.

a. The weight of the box is given by the following formula:
[tex]W=m\cdot g[/tex]b. If m = 5.00kg and g = 9.8m/s^2, you obtain for the weight of the box:
[tex]W=(5.00kg)(9.8\frac{m}{s^2})=49N[/tex]The weight of the box is 49N