Question

The value of
3(2x+3) when x=5

Answer 1

`3(2x+3)` when x is 5

Substitute for x with the given value:

`3(2(5)+3)`

`3(10+3)`

`3(13)`

`=\fbox{39}`

Answer 2

39

Explanation:

3(2x + 3) = 6x + 9 = 6(5) + 9 = 39