1.

Add 8xy-2xz-3yz, 2zx-4y+9xy, 4xy+5x+2zx plss step by step ​

Answer»

8xy-2xz-3yz+2zx-4y+9xy+4xy+5x+2zx

=8xy+9xy+4xy-2xz+2xz+2xz-3yz-4y+5x

=21xy+2xz-3yz-4y+5x =Answer

hope it is HELPFUL to you



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