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m<4
7) 3p+3<21+6p
3p-6p<21-3
-3p<18
p>-6
8) 3(y-3) < 9
3y-9<9
3y<9+9
3y<18
y<6
9) 10-3d<4
-3d<4-10
-3d<-6
d>2
10) t/2-t/3 < 4-t/6 x 6
6.t/2 - 6.t/3 < 6.4-t/6
3t-2t < 4-t
3t-2t+t < 4
2t < 4
t < 2