Question

Evaluate 3(a 4b) when a = 2 and b = 5


-66

54

39

-54

Answer 1

You forgot your middle sign, so I'll place it for you.

3(2 + 4(5)) = 3(22) = 66
3(2 - 4(5)) = 3(-18) = -54
3(2 * 4(5)) = 3(40) = 120
3(2 / 4(5)) = 3(10) = 30