Answer:
yes its linear
Step-by-step explanation:
Using the the density(D)-mass(m)-volume(V) formula

, we can calculate the volume
I think it might be expression one =14 i think and number 2 is obviously is 19 but you would put parenthesis around 5+4_2+6
I think i did this right its been a while since i did this

is


, multiple by the reciprocal of the second fraction to get the answer.