Respuesta :

brandonpitbull2018go

A

Step-by-step explanation:

u have to add both hs and get 7h add both negative numbers and get negative 9

mikaelsonKia
It’s a.
first you always add a 1 in the front of it has no outer numbers
So you multiply and get 1h-5 + 6h-4
Then you add alike terms so
1h+6h and -5-4
Which is 7h-9