Difference=subtract sum=add. just answering so you don't waste points :-)
Answer: 54
Why? You need to put 3 in for x so you get
2(3)^3
3 to the third power is 3*3*3 which equals 27
2(27)
Now you must do 2 times 27 and you get 54
Hope this helps
Answer:
You put 8.38 instead of 8.23
-8/5 is a rational number because in order to be a rational number it must be able to be written as a fraction. -8/5 is a fraction; therefore, the negative does not affect it.
using distributive property you should get
