1) 4x+2y=+2x
4x-2x=+2y
2x=-2y
=2y-2y
=0y
2) 5m+2n=+3m
5m-3m=-2n
2m=-2n
=2n-2n
=0n
3) 10a+5b=+5a
10a-5a=-5b
5a=5b
=5b-5b
=0b
4)5x+2y=+4x
5x-4x=-2y
1x=-2y
=2y-1y
=1y
5) 8m+3n=+2m
8m-2m=-3n
6m=-3n
=6n-3n
=3n
6)4a+2b=+5a
4a-5a=-2b
-1a=-2b
=-1b-2b
=3b
espero que te ayude
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1) 4x+2y=+2x
4x-2x=+2y
2x=-2y
=2y-2y
=0y
2) 5m+2n=+3m
5m-3m=-2n
2m=-2n
=2n-2n
=0n
3) 10a+5b=+5a
10a-5a=-5b
5a=5b
=5b-5b
=0b
4)5x+2y=+4x
5x-4x=-2y
1x=-2y
=2y-1y
=1y
5) 8m+3n=+2m
8m-2m=-3n
6m=-3n
=6n-3n
=3n
6)4a+2b=+5a
4a-5a=-2b
-1a=-2b
=-1b-2b
=3b
espero que te ayude