ccup2048 ccup2048 14-12-2021 Mathematics contestada 6x+y=-39 3x+2y=-15 3x-3y=-6 -5x+6y=12 8x+3y=4 -7x+5y=-34 4x+7y=-80 3x+5y=-58 -4x+2y=0 10x+3y=8