优质解答
(0.5+x)+x=9.8÷2 2x-0.24=2.282(X+X+0.5)=9.8 6x+6=306X-0.8X=6 9x-5x=0.6412x-8x=4.8 2.5x=10075x-68x=47.6 11(x+7)=121 7.5*2X=15 1.2x=81.6 x+5.6=9.4 x-0.7x=3.6 91÷x =1.3 X+8.3=10.7 15x =3 3x-8=16 7...
(0.5+x)+x=9.8÷2 2x-0.24=2.282(X+X+0.5)=9.8 6x+6=306X-0.8X=6 9x-5x=0.6412x-8x=4.8 2.5x=10075x-68x=47.6 11(x+7)=121 7.5*2X=15 1.2x=81.6 x+5.6=9.4 x-0.7x=3.6 91÷x =1.3 X+8.3=10.7 15x =3 3x-8=16 7...