Respuesta :

The correct answer is 819.
Hello!

We have to do the order of operations

So we do 154-21 first which is 133.

So now we have 6(133) + 42/2

Then we do multiplication

So 6 * 133 is 798

Then division

42/2 is 21

Now we have 798 + 21 which gives us the answer of 819

Hope this helps!