To do this, you must use the order of operations.
3·2=6
6+4=10
Now to solve (-)x.
Since -x comes in front of 4, you must make your equation:
-x+10
Nothing is written for x, so now, you have the answer.
-x+10
Distance=speed x time
so it would be 28 x 6=168
$66. 10% of $60 is $6, so add that to $60.
