• Matéria: Matemática
  • Autor: millly6
  • Perguntado 9 anos atrás

2xy+[-5xy+2xy-(xy+4xy-2xy)-8xy]

Respostas

respondido por: Josino15
16
2xy+[-5xy+2xy-(xy+4xy-2xy)-8xy]
2xy+(-5xy+2xy-xy-4xy+2xy-8xy)
2xy+(-14xy)
2xy-14xy
-12xy
respondido por: mmtreze
7
=2xy+[-5xy+2xy-(xy4+4xy-2xy)-8xy]
=2xy+[-3xy-(5xy-2xy)-8xy]
=2xy+[-3xy-(3xy)-8xy]
=2xy+[-3xy-3xy-8xy]
=2xy+[-6xy-8xy]
=2xy+[14xy]
=2xy-14xy
=-12xy
Perguntas similares