6h + (-7.9d) - 16 + 5d - 3.5h =
please help

How many grams must be adde to 970g to make 1 and a half kg

The volume of a box varies directly with its length if a box in the group has a length of 30inches and k=24 what is its volume

For the functions f(x) = -922 – 2x and g(x) = -32? + 6x – 9, find (f - g)(x) and (f - ).