SOLUTION: Please help me solve these two evaluate problems: 1. 3(n2+5); if n=3 2. 20 over/n ;if n=4

Algebra ->  Expressions-with-variables -> SOLUTION: Please help me solve these two evaluate problems: 1. 3(n2+5); if n=3 2. 20 over/n ;if n=4       Log On

Hi,

substituting values in

1. 3(n^2+5); if n=3  

3*(9+5) = 42



2. 20 over/n ;if n=4   

 20/4 = 5