Question

8h + (-7.9) - 13 + 6d - 2.6h

Answer 1

`6d+5.4h-20.9`

Explanation:

`8h+(-7.9)-13+6d-2.6h`

Add the whole numbers without variables together

`8h-20.9+6d-2.6h`

Add the common variables together

`5.4h-20.9+6d`

This last step sometimes isn't required but im going to order the terms by alphabetical order and make the whole number last

`6d+5.4h-20.9`

Hope this helps let me know if you have questions