Answer:
18
Step-by-step explanation:
4 - (-5) + 04 - (- 5)+0
Negative times negative cancels.
4 + 5 + 4 + 5 + 0
Add the terms.
9 + 9 + 0
= 18
4-(-5)+04-(-5)+0
4+5+04+5+0
14+04
if you meant 0.4 then, it would be 14.4
if you mean 04 then, it would be 18
