2x+12.5%(2/3+0.5)
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![2x+12.5%(2/3+0.5)](/uploads/image/z/7624847-47-7.jpg?t=2x%2B12.5%25%EF%BC%882%2F3%2B0.5%EF%BC%89)
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2x+12.5%(2/3+0.5)
2x+12.5%(2/3+0.5)
2x+12.5%(2/3+0.5)
7/24
把12.5%看成1/8,就是1/4*2/3+1/4*1/2=1/6+1/8=7/24
解方程 4x-5×6=12 8x-3x=15.630×(x÷4)=60 7.2×0.5-3x=1.2 1.5x+x=12.5 5x+21×3=2x
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请问这道题咋做 :(x)X (x+1) X (x+2) X (x+3) =360
60+2x=185 7x+22=43 16+8x=40 4x-54=14 0.5x-1.2×5=3.8 (x+3)÷2=10.5 6x+4×6=72 5x-16.5×3=25 x+4.8x=29 12.5x-0.9x=52.2 6x+9x-12x=2.37 8x-6=70 12x+48=132 4x+8x=14.4 5.8x-1.6x=12.6 3x+2x×12=42 6(2x-6)=12.6....
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方程咋解:3(3X-2)=10-0.5(X+3.5) X+5Y=21 9x+2y=15 x-y=3 3x+4y=10 3x+12.5 =5x+7.7 4(x+5)=80-x1.2.5(x-2)-x+22.3(3X-2)=10-0.5(X+3.5)3.{ X+5Y=21{ x-y=3 4.{9x+2y=15{3x+4y=105.3x+4y=236.3x+12.5 =5x+7.77.4(x+5)=80-x
*-----------------------------------------------*| 6 4 X | 8 X X | X X 5 || X X X | X X X | X 7 8 || X X X | X X X | X X X ||---------------+---------------+--------------- || X X X | X X X | 5 1 X || X X X | X 6 X | X X X || 8 X X | 3 5 X | 2 X X ||
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