16m+4m-3m=17m
5,4a-6a-3,4a=-4,4a
-18y+3y-4y-3y=-22y
a) =20m-3m=17m
b) =-0.6a-3.4a=-4a
c) =-15y-4y-3y=-22y
16m+4m-3m=17m
5,4a-6a-3,4a=-4,4a
-18y+3y-4y-3y=-22y
a) =20m-3m=17m
b) =-0.6a-3.4a=-4a
c) =-15y-4y-3y=-22y