Please help will Mark brainliest

3.v-4=6

v=6+4

v=10

6.y-32=-1

y=-1+32

y=31

9.-1=t+(-19)

-1=t-19

-1+19=t

18=t

12.u+(-5)=-15

u-5=-15

u=-15+5

u=-10

15.47=w-(-8)

47=w+8

47-8=w

39=w

21.18f=-216

f=-216/18

f=-12

24.96=-24a

96/-24=a

-4=a

27.-84=d/3

-84*3=d

-252=d

30.81=1/6*n

81=n/6

81*6=n

486=n

33.5/9*p=-10

5p=-10*9

p=-90/5

p=-18

its the fourth option