Solve each equation. Write null if the equation has no solution. Write all if all numbers solve the equation. Write fractions in simplest form.

1)  33+a=12a
2)  -6n+2=4n-5
3)  2.4b-7=b+15.4
4)  4m/6=m+3
5)  4p+1/4=6p
6)  24-c=2(3+4c)
7)  3(5-2y)=4(y+20)
8)  5(2x+3)=3(x+2)+7x+9
9)  4(3k+6)=12(5+k)
10)  3(2n+4)+2n+56

PLEASE HELP ME WITH THIS QUESTION!!!!!!!