How you can run multiple regression analysis with more than 4 independent variables through spss?

this is for a class in Math-233-statistics

Generally, when the dependent variable appears to be the result of more than one independent variables, a multiple regression model may be suitable. It is difficult to justify adding an additional...

4+4 = 8

4 more than -7 is the same as -7 + 4, in which case -7 + 4 is equal to -3.

3 -4+7 =3