Respuesta:
7x\cdot \:2y\cdot \:2-2x\cdot \:4+3x\cdot \:3y
=28xy-2\cdot \:4x+3\cdot \:3xy
=28xy-8x+3\cdot \:3xy
=28xy-8x+9xy
Explicación paso a paso:
=28xy+9xy-8x
=37xy-8x
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Respuesta:
7x\cdot \:2y\cdot \:2-2x\cdot \:4+3x\cdot \:3y
=28xy-2\cdot \:4x+3\cdot \:3xy
=28xy-8x+3\cdot \:3xy
=28xy-8x+9xy
Explicación paso a paso:
=28xy+9xy-8x
=37xy-8x