14X-8X=12 20X-50=50 28+6X=88 24-3X=3 99X=100-X X+3=18 X-6=12 56-2X=20 4X+2=6 X+32=76
问题描述:
14X-8X=12 20X-50=50 28+6X=88 24-3X=3 99X=100-X X+3=18 X-6=12 56-2X=20 4X+2=6 X+32=76
答
14X-8X=12 x=2 20X-50=50 x=5 28+6X=88 x=10 24-3X=3 x=7 99X=100-X x=1 X+3=18 x=15 X-6=12 x=18 56-2X=20 x =18 4X+2=6 x=1 X+32=76 x=44