=2mn(3-4-6*3)=2mn*(-19)= -38mn
=2*3pg(6*2+8-10)=6pg*2(6+4-5)=12pg*5=60pg
=a(2-4*4+5*5)=a(30-16)=14a
=2x(3-3+8)=2x* 8=16x
=2mn(3-4-6*3)=2mn*(-19)= -38mn
=2*3pg(6*2+8-10)=6pg*2(6+4-5)=12pg*5=60pg
=a(2-4*4+5*5)=a(30-16)=14a
=2x(3-3+8)=2x* 8=16x