Answer:

Step-by-step explanation:






6h + 5h - 3j = 11h - 3j (all u can do is combine like terms...if they're not like terms, they cannot be combined)
Answer:
78 witch is 15%
Step-by-step explanation:
0.3 then 0.13 then 0.19 then 0.31
have a nice day ;)