Question

-8+2h=1

Answer 1

if you add 8 to both sides, that'll cancel the eight on the left and 1 will become 9 on the right
so then you're left with:
2h=9
Divide by 2 and then h= (9/2)
Make sense?

Answer 2

add 8 both sides & then divide 2 both sides :)

Answer 3

@money123 :)

Answer 4

Thanks for the help.