Question

Evaluate (solve) the expression 2b + b

if:

b is 1 the solution is

b is 2 the solution is

b is 3 the solution is

Answer 1

If b = 1
2(1) + 1 = 3

If b = 2
2(2) + 2 = 6

If b = 3
2(3) + 3 = 9